root / lib / objects.py @ 12637df5
History | View | Annotate | Download (44.1 kB)
1 | 2f31098c | Iustin Pop | #
|
---|---|---|---|
2 | a8083063 | Iustin Pop | #
|
3 | a8083063 | Iustin Pop | |
4 | 6d33a6eb | Iustin Pop | # Copyright (C) 2006, 2007, 2008, 2009, 2010, 2011 Google Inc.
|
5 | a8083063 | Iustin Pop | #
|
6 | a8083063 | Iustin Pop | # This program is free software; you can redistribute it and/or modify
|
7 | a8083063 | Iustin Pop | # it under the terms of the GNU General Public License as published by
|
8 | a8083063 | Iustin Pop | # the Free Software Foundation; either version 2 of the License, or
|
9 | a8083063 | Iustin Pop | # (at your option) any later version.
|
10 | a8083063 | Iustin Pop | #
|
11 | a8083063 | Iustin Pop | # This program is distributed in the hope that it will be useful, but
|
12 | a8083063 | Iustin Pop | # WITHOUT ANY WARRANTY; without even the implied warranty of
|
13 | a8083063 | Iustin Pop | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
14 | a8083063 | Iustin Pop | # General Public License for more details.
|
15 | a8083063 | Iustin Pop | #
|
16 | a8083063 | Iustin Pop | # You should have received a copy of the GNU General Public License
|
17 | a8083063 | Iustin Pop | # along with this program; if not, write to the Free Software
|
18 | a8083063 | Iustin Pop | # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
|
19 | a8083063 | Iustin Pop | # 02110-1301, USA.
|
20 | a8083063 | Iustin Pop | |
21 | a8083063 | Iustin Pop | |
22 | a8083063 | Iustin Pop | """Transportable objects for Ganeti.
|
23 | a8083063 | Iustin Pop |
|
24 | a8083063 | Iustin Pop | This module provides small, mostly data-only objects which are safe to
|
25 | a8083063 | Iustin Pop | pass to and from external parties.
|
26 | a8083063 | Iustin Pop |
|
27 | a8083063 | Iustin Pop | """
|
28 | a8083063 | Iustin Pop | |
29 | b459a848 | Andrea Spadaccini | # pylint: disable=E0203,W0201
|
30 | 6c881c52 | Iustin Pop | |
31 | 6c881c52 | Iustin Pop | # E0203: Access to member %r before its definition, since we use
|
32 | 6c881c52 | Iustin Pop | # objects.py which doesn't explicitely initialise its members
|
33 | 6c881c52 | Iustin Pop | |
34 | 7260cfbe | Iustin Pop | # W0201: Attribute '%s' defined outside __init__
|
35 | a8083063 | Iustin Pop | |
36 | a8083063 | Iustin Pop | import ConfigParser |
37 | 5c947f38 | Iustin Pop | import re |
38 | 5bf7b5cf | Iustin Pop | import copy |
39 | e11a1b77 | Adeodato Simo | import time |
40 | d5835922 | Michael Hanselmann | from cStringIO import StringIO |
41 | a8083063 | Iustin Pop | |
42 | a8083063 | Iustin Pop | from ganeti import errors |
43 | 5c947f38 | Iustin Pop | from ganeti import constants |
44 | a8083063 | Iustin Pop | |
45 | f4c9af7a | Guido Trotter | from socket import AF_INET |
46 | f4c9af7a | Guido Trotter | |
47 | a8083063 | Iustin Pop | |
48 | a8083063 | Iustin Pop | __all__ = ["ConfigObject", "ConfigData", "NIC", "Disk", "Instance", |
49 | 24a3707f | Guido Trotter | "OS", "Node", "NodeGroup", "Cluster", "FillDict"] |
50 | a8083063 | Iustin Pop | |
51 | d693c864 | Iustin Pop | _TIMESTAMPS = ["ctime", "mtime"] |
52 | e1dcc53a | Iustin Pop | _UUID = ["uuid"]
|
53 | 96acbc09 | Michael Hanselmann | |
54 | 8d8d650c | Michael Hanselmann | |
55 | e11ddf13 | Iustin Pop | def FillDict(defaults_dict, custom_dict, skip_keys=None): |
56 | 29921401 | Iustin Pop | """Basic function to apply settings on top a default dict.
|
57 | abe609b2 | Guido Trotter |
|
58 | 29921401 | Iustin Pop | @type defaults_dict: dict
|
59 | 29921401 | Iustin Pop | @param defaults_dict: dictionary holding the default values
|
60 | 29921401 | Iustin Pop | @type custom_dict: dict
|
61 | 29921401 | Iustin Pop | @param custom_dict: dictionary holding customized value
|
62 | 7736a5f2 | Iustin Pop | @type skip_keys: list
|
63 | 7736a5f2 | Iustin Pop | @param skip_keys: which keys not to fill
|
64 | 29921401 | Iustin Pop | @rtype: dict
|
65 | 29921401 | Iustin Pop | @return: dict with the 'full' values
|
66 | abe609b2 | Guido Trotter |
|
67 | 29921401 | Iustin Pop | """
|
68 | 29921401 | Iustin Pop | ret_dict = copy.deepcopy(defaults_dict) |
69 | 29921401 | Iustin Pop | ret_dict.update(custom_dict) |
70 | e11ddf13 | Iustin Pop | if skip_keys:
|
71 | e11ddf13 | Iustin Pop | for k in skip_keys: |
72 | e11ddf13 | Iustin Pop | try:
|
73 | e11ddf13 | Iustin Pop | del ret_dict[k]
|
74 | e11ddf13 | Iustin Pop | except KeyError: |
75 | e11ddf13 | Iustin Pop | pass
|
76 | 29921401 | Iustin Pop | return ret_dict
|
77 | a8083063 | Iustin Pop | |
78 | 6e34b628 | Guido Trotter | |
79 | 6e34b628 | Guido Trotter | def UpgradeGroupedParams(target, defaults): |
80 | 6e34b628 | Guido Trotter | """Update all groups for the target parameter.
|
81 | 6e34b628 | Guido Trotter |
|
82 | 6e34b628 | Guido Trotter | @type target: dict of dicts
|
83 | 6e34b628 | Guido Trotter | @param target: {group: {parameter: value}}
|
84 | 6e34b628 | Guido Trotter | @type defaults: dict
|
85 | 6e34b628 | Guido Trotter | @param defaults: default parameter values
|
86 | 6e34b628 | Guido Trotter |
|
87 | 6e34b628 | Guido Trotter | """
|
88 | 6e34b628 | Guido Trotter | if target is None: |
89 | 6e34b628 | Guido Trotter | target = {constants.PP_DEFAULT: defaults} |
90 | 6e34b628 | Guido Trotter | else:
|
91 | 6e34b628 | Guido Trotter | for group in target: |
92 | 6e34b628 | Guido Trotter | target[group] = FillDict(defaults, target[group]) |
93 | 6e34b628 | Guido Trotter | return target
|
94 | 6e34b628 | Guido Trotter | |
95 | 6e34b628 | Guido Trotter | |
96 | a8083063 | Iustin Pop | class ConfigObject(object): |
97 | a8083063 | Iustin Pop | """A generic config object.
|
98 | a8083063 | Iustin Pop |
|
99 | a8083063 | Iustin Pop | It has the following properties:
|
100 | a8083063 | Iustin Pop |
|
101 | a8083063 | Iustin Pop | - provides somewhat safe recursive unpickling and pickling for its classes
|
102 | a8083063 | Iustin Pop | - unset attributes which are defined in slots are always returned
|
103 | a8083063 | Iustin Pop | as None instead of raising an error
|
104 | a8083063 | Iustin Pop |
|
105 | a8083063 | Iustin Pop | Classes derived from this must always declare __slots__ (we use many
|
106 | 55224070 | Guido Trotter | config objects and the memory reduction is useful)
|
107 | a8083063 | Iustin Pop |
|
108 | a8083063 | Iustin Pop | """
|
109 | a8083063 | Iustin Pop | __slots__ = [] |
110 | a8083063 | Iustin Pop | |
111 | a8083063 | Iustin Pop | def __init__(self, **kwargs): |
112 | 319856a9 | Michael Hanselmann | for k, v in kwargs.iteritems(): |
113 | 319856a9 | Michael Hanselmann | setattr(self, k, v) |
114 | a8083063 | Iustin Pop | |
115 | a8083063 | Iustin Pop | def __getattr__(self, name): |
116 | adf385c7 | Iustin Pop | if name not in self._all_slots(): |
117 | 3ecf6786 | Iustin Pop | raise AttributeError("Invalid object attribute %s.%s" % |
118 | 3ecf6786 | Iustin Pop | (type(self).__name__, name)) |
119 | a8083063 | Iustin Pop | return None |
120 | a8083063 | Iustin Pop | |
121 | a8083063 | Iustin Pop | def __setstate__(self, state): |
122 | adf385c7 | Iustin Pop | slots = self._all_slots()
|
123 | a8083063 | Iustin Pop | for name in state: |
124 | adf385c7 | Iustin Pop | if name in slots: |
125 | a8083063 | Iustin Pop | setattr(self, name, state[name]) |
126 | a8083063 | Iustin Pop | |
127 | adf385c7 | Iustin Pop | @classmethod
|
128 | adf385c7 | Iustin Pop | def _all_slots(cls): |
129 | adf385c7 | Iustin Pop | """Compute the list of all declared slots for a class.
|
130 | adf385c7 | Iustin Pop |
|
131 | adf385c7 | Iustin Pop | """
|
132 | adf385c7 | Iustin Pop | slots = [] |
133 | adf385c7 | Iustin Pop | for parent in cls.__mro__: |
134 | adf385c7 | Iustin Pop | slots.extend(getattr(parent, "__slots__", [])) |
135 | adf385c7 | Iustin Pop | return slots
|
136 | adf385c7 | Iustin Pop | |
137 | ff9c047c | Iustin Pop | def ToDict(self): |
138 | ff9c047c | Iustin Pop | """Convert to a dict holding only standard python types.
|
139 | ff9c047c | Iustin Pop |
|
140 | ff9c047c | Iustin Pop | The generic routine just dumps all of this object's attributes in
|
141 | ff9c047c | Iustin Pop | a dict. It does not work if the class has children who are
|
142 | ff9c047c | Iustin Pop | ConfigObjects themselves (e.g. the nics list in an Instance), in
|
143 | ff9c047c | Iustin Pop | which case the object should subclass the function in order to
|
144 | ff9c047c | Iustin Pop | make sure all objects returned are only standard python types.
|
145 | ff9c047c | Iustin Pop |
|
146 | ff9c047c | Iustin Pop | """
|
147 | 4c14965f | Guido Trotter | result = {} |
148 | adf385c7 | Iustin Pop | for name in self._all_slots(): |
149 | 4c14965f | Guido Trotter | value = getattr(self, name, None) |
150 | 4c14965f | Guido Trotter | if value is not None: |
151 | 4c14965f | Guido Trotter | result[name] = value |
152 | 4c14965f | Guido Trotter | return result
|
153 | 4c14965f | Guido Trotter | |
154 | 4c14965f | Guido Trotter | __getstate__ = ToDict |
155 | ff9c047c | Iustin Pop | |
156 | ff9c047c | Iustin Pop | @classmethod
|
157 | ff9c047c | Iustin Pop | def FromDict(cls, val): |
158 | ff9c047c | Iustin Pop | """Create an object from a dictionary.
|
159 | ff9c047c | Iustin Pop |
|
160 | ff9c047c | Iustin Pop | This generic routine takes a dict, instantiates a new instance of
|
161 | ff9c047c | Iustin Pop | the given class, and sets attributes based on the dict content.
|
162 | ff9c047c | Iustin Pop |
|
163 | ff9c047c | Iustin Pop | As for `ToDict`, this does not work if the class has children
|
164 | ff9c047c | Iustin Pop | who are ConfigObjects themselves (e.g. the nics list in an
|
165 | ff9c047c | Iustin Pop | Instance), in which case the object should subclass the function
|
166 | ff9c047c | Iustin Pop | and alter the objects.
|
167 | ff9c047c | Iustin Pop |
|
168 | ff9c047c | Iustin Pop | """
|
169 | ff9c047c | Iustin Pop | if not isinstance(val, dict): |
170 | ff9c047c | Iustin Pop | raise errors.ConfigurationError("Invalid object passed to FromDict:" |
171 | ff9c047c | Iustin Pop | " expected dict, got %s" % type(val)) |
172 | 319856a9 | Michael Hanselmann | val_str = dict([(str(k), v) for k, v in val.iteritems()]) |
173 | b459a848 | Andrea Spadaccini | obj = cls(**val_str) # pylint: disable=W0142
|
174 | ff9c047c | Iustin Pop | return obj
|
175 | ff9c047c | Iustin Pop | |
176 | ff9c047c | Iustin Pop | @staticmethod
|
177 | ff9c047c | Iustin Pop | def _ContainerToDicts(container): |
178 | ff9c047c | Iustin Pop | """Convert the elements of a container to standard python types.
|
179 | ff9c047c | Iustin Pop |
|
180 | ff9c047c | Iustin Pop | This method converts a container with elements derived from
|
181 | ff9c047c | Iustin Pop | ConfigData to standard python types. If the container is a dict,
|
182 | ff9c047c | Iustin Pop | we don't touch the keys, only the values.
|
183 | ff9c047c | Iustin Pop |
|
184 | ff9c047c | Iustin Pop | """
|
185 | ff9c047c | Iustin Pop | if isinstance(container, dict): |
186 | ff9c047c | Iustin Pop | ret = dict([(k, v.ToDict()) for k, v in container.iteritems()]) |
187 | ff9c047c | Iustin Pop | elif isinstance(container, (list, tuple, set, frozenset)): |
188 | ff9c047c | Iustin Pop | ret = [elem.ToDict() for elem in container] |
189 | ff9c047c | Iustin Pop | else:
|
190 | ff9c047c | Iustin Pop | raise TypeError("Invalid type %s passed to _ContainerToDicts" % |
191 | ff9c047c | Iustin Pop | type(container))
|
192 | ff9c047c | Iustin Pop | return ret
|
193 | ff9c047c | Iustin Pop | |
194 | ff9c047c | Iustin Pop | @staticmethod
|
195 | ff9c047c | Iustin Pop | def _ContainerFromDicts(source, c_type, e_type): |
196 | ff9c047c | Iustin Pop | """Convert a container from standard python types.
|
197 | ff9c047c | Iustin Pop |
|
198 | ff9c047c | Iustin Pop | This method converts a container with standard python types to
|
199 | ff9c047c | Iustin Pop | ConfigData objects. If the container is a dict, we don't touch the
|
200 | ff9c047c | Iustin Pop | keys, only the values.
|
201 | ff9c047c | Iustin Pop |
|
202 | ff9c047c | Iustin Pop | """
|
203 | ff9c047c | Iustin Pop | if not isinstance(c_type, type): |
204 | ff9c047c | Iustin Pop | raise TypeError("Container type %s passed to _ContainerFromDicts is" |
205 | ff9c047c | Iustin Pop | " not a type" % type(c_type)) |
206 | fe25a79a | Guido Trotter | if source is None: |
207 | fe25a79a | Guido Trotter | source = c_type() |
208 | ff9c047c | Iustin Pop | if c_type is dict: |
209 | ff9c047c | Iustin Pop | ret = dict([(k, e_type.FromDict(v)) for k, v in source.iteritems()]) |
210 | ff9c047c | Iustin Pop | elif c_type in (list, tuple, set, frozenset): |
211 | ff9c047c | Iustin Pop | ret = c_type([e_type.FromDict(elem) for elem in source]) |
212 | ff9c047c | Iustin Pop | else:
|
213 | ff9c047c | Iustin Pop | raise TypeError("Invalid container type %s passed to" |
214 | ff9c047c | Iustin Pop | " _ContainerFromDicts" % c_type)
|
215 | ff9c047c | Iustin Pop | return ret
|
216 | ff9c047c | Iustin Pop | |
217 | e8d563f3 | Iustin Pop | def Copy(self): |
218 | e8d563f3 | Iustin Pop | """Makes a deep copy of the current object and its children.
|
219 | e8d563f3 | Iustin Pop |
|
220 | e8d563f3 | Iustin Pop | """
|
221 | e8d563f3 | Iustin Pop | dict_form = self.ToDict()
|
222 | e8d563f3 | Iustin Pop | clone_obj = self.__class__.FromDict(dict_form)
|
223 | e8d563f3 | Iustin Pop | return clone_obj
|
224 | e8d563f3 | Iustin Pop | |
225 | ff9c047c | Iustin Pop | def __repr__(self): |
226 | ff9c047c | Iustin Pop | """Implement __repr__ for ConfigObjects."""
|
227 | ff9c047c | Iustin Pop | return repr(self.ToDict()) |
228 | ff9c047c | Iustin Pop | |
229 | 560428be | Guido Trotter | def UpgradeConfig(self): |
230 | 560428be | Guido Trotter | """Fill defaults for missing configuration values.
|
231 | 560428be | Guido Trotter |
|
232 | 90d726a8 | Iustin Pop | This method will be called at configuration load time, and its
|
233 | 90d726a8 | Iustin Pop | implementation will be object dependent.
|
234 | 560428be | Guido Trotter |
|
235 | 560428be | Guido Trotter | """
|
236 | 560428be | Guido Trotter | pass
|
237 | 560428be | Guido Trotter | |
238 | a8083063 | Iustin Pop | |
239 | ec29fe40 | Iustin Pop | class TaggableObject(ConfigObject): |
240 | 5c947f38 | Iustin Pop | """An generic class supporting tags.
|
241 | 5c947f38 | Iustin Pop |
|
242 | 5c947f38 | Iustin Pop | """
|
243 | 154b9580 | Balazs Lecz | __slots__ = ["tags"]
|
244 | b5e5632e | Iustin Pop | VALID_TAG_RE = re.compile("^[\w.+*/:@-]+$")
|
245 | 2057f6c7 | Iustin Pop | |
246 | b5e5632e | Iustin Pop | @classmethod
|
247 | b5e5632e | Iustin Pop | def ValidateTag(cls, tag): |
248 | 5c947f38 | Iustin Pop | """Check if a tag is valid.
|
249 | 5c947f38 | Iustin Pop |
|
250 | 5c947f38 | Iustin Pop | If the tag is invalid, an errors.TagError will be raised. The
|
251 | 5c947f38 | Iustin Pop | function has no return value.
|
252 | 5c947f38 | Iustin Pop |
|
253 | 5c947f38 | Iustin Pop | """
|
254 | 5c947f38 | Iustin Pop | if not isinstance(tag, basestring): |
255 | 3ecf6786 | Iustin Pop | raise errors.TagError("Invalid tag type (not a string)") |
256 | 5c947f38 | Iustin Pop | if len(tag) > constants.MAX_TAG_LEN: |
257 | 319856a9 | Michael Hanselmann | raise errors.TagError("Tag too long (>%d characters)" % |
258 | 319856a9 | Michael Hanselmann | constants.MAX_TAG_LEN) |
259 | 5c947f38 | Iustin Pop | if not tag: |
260 | 3ecf6786 | Iustin Pop | raise errors.TagError("Tags cannot be empty") |
261 | b5e5632e | Iustin Pop | if not cls.VALID_TAG_RE.match(tag): |
262 | 3ecf6786 | Iustin Pop | raise errors.TagError("Tag contains invalid characters") |
263 | 5c947f38 | Iustin Pop | |
264 | 5c947f38 | Iustin Pop | def GetTags(self): |
265 | 5c947f38 | Iustin Pop | """Return the tags list.
|
266 | 5c947f38 | Iustin Pop |
|
267 | 5c947f38 | Iustin Pop | """
|
268 | 5c947f38 | Iustin Pop | tags = getattr(self, "tags", None) |
269 | 5c947f38 | Iustin Pop | if tags is None: |
270 | 5c947f38 | Iustin Pop | tags = self.tags = set() |
271 | 5c947f38 | Iustin Pop | return tags
|
272 | 5c947f38 | Iustin Pop | |
273 | 5c947f38 | Iustin Pop | def AddTag(self, tag): |
274 | 5c947f38 | Iustin Pop | """Add a new tag.
|
275 | 5c947f38 | Iustin Pop |
|
276 | 5c947f38 | Iustin Pop | """
|
277 | 5c947f38 | Iustin Pop | self.ValidateTag(tag)
|
278 | 5c947f38 | Iustin Pop | tags = self.GetTags()
|
279 | 5c947f38 | Iustin Pop | if len(tags) >= constants.MAX_TAGS_PER_OBJ: |
280 | 3ecf6786 | Iustin Pop | raise errors.TagError("Too many tags") |
281 | 5c947f38 | Iustin Pop | self.GetTags().add(tag)
|
282 | 5c947f38 | Iustin Pop | |
283 | 5c947f38 | Iustin Pop | def RemoveTag(self, tag): |
284 | 5c947f38 | Iustin Pop | """Remove a tag.
|
285 | 5c947f38 | Iustin Pop |
|
286 | 5c947f38 | Iustin Pop | """
|
287 | 5c947f38 | Iustin Pop | self.ValidateTag(tag)
|
288 | 5c947f38 | Iustin Pop | tags = self.GetTags()
|
289 | 5c947f38 | Iustin Pop | try:
|
290 | 5c947f38 | Iustin Pop | tags.remove(tag) |
291 | 5c947f38 | Iustin Pop | except KeyError: |
292 | 3ecf6786 | Iustin Pop | raise errors.TagError("Tag not found") |
293 | 5c947f38 | Iustin Pop | |
294 | ff9c047c | Iustin Pop | def ToDict(self): |
295 | ff9c047c | Iustin Pop | """Taggable-object-specific conversion to standard python types.
|
296 | ff9c047c | Iustin Pop |
|
297 | ff9c047c | Iustin Pop | This replaces the tags set with a list.
|
298 | ff9c047c | Iustin Pop |
|
299 | ff9c047c | Iustin Pop | """
|
300 | ff9c047c | Iustin Pop | bo = super(TaggableObject, self).ToDict() |
301 | ff9c047c | Iustin Pop | |
302 | ff9c047c | Iustin Pop | tags = bo.get("tags", None) |
303 | ff9c047c | Iustin Pop | if isinstance(tags, set): |
304 | ff9c047c | Iustin Pop | bo["tags"] = list(tags) |
305 | ff9c047c | Iustin Pop | return bo
|
306 | ff9c047c | Iustin Pop | |
307 | ff9c047c | Iustin Pop | @classmethod
|
308 | ff9c047c | Iustin Pop | def FromDict(cls, val): |
309 | ff9c047c | Iustin Pop | """Custom function for instances.
|
310 | ff9c047c | Iustin Pop |
|
311 | ff9c047c | Iustin Pop | """
|
312 | ff9c047c | Iustin Pop | obj = super(TaggableObject, cls).FromDict(val)
|
313 | ff9c047c | Iustin Pop | if hasattr(obj, "tags") and isinstance(obj.tags, list): |
314 | ff9c047c | Iustin Pop | obj.tags = set(obj.tags)
|
315 | ff9c047c | Iustin Pop | return obj
|
316 | ff9c047c | Iustin Pop | |
317 | 5c947f38 | Iustin Pop | |
318 | a8083063 | Iustin Pop | class ConfigData(ConfigObject): |
319 | a8083063 | Iustin Pop | """Top-level config object."""
|
320 | 3df43542 | Guido Trotter | __slots__ = [ |
321 | 3df43542 | Guido Trotter | "version",
|
322 | 3df43542 | Guido Trotter | "cluster",
|
323 | 3df43542 | Guido Trotter | "nodes",
|
324 | 3df43542 | Guido Trotter | "nodegroups",
|
325 | 3df43542 | Guido Trotter | "instances",
|
326 | 3df43542 | Guido Trotter | "serial_no",
|
327 | 3df43542 | Guido Trotter | ] + _TIMESTAMPS |
328 | a8083063 | Iustin Pop | |
329 | ff9c047c | Iustin Pop | def ToDict(self): |
330 | ff9c047c | Iustin Pop | """Custom function for top-level config data.
|
331 | ff9c047c | Iustin Pop |
|
332 | ff9c047c | Iustin Pop | This just replaces the list of instances, nodes and the cluster
|
333 | ff9c047c | Iustin Pop | with standard python types.
|
334 | ff9c047c | Iustin Pop |
|
335 | ff9c047c | Iustin Pop | """
|
336 | ff9c047c | Iustin Pop | mydict = super(ConfigData, self).ToDict() |
337 | ff9c047c | Iustin Pop | mydict["cluster"] = mydict["cluster"].ToDict() |
338 | 3df43542 | Guido Trotter | for key in "nodes", "instances", "nodegroups": |
339 | ff9c047c | Iustin Pop | mydict[key] = self._ContainerToDicts(mydict[key])
|
340 | ff9c047c | Iustin Pop | |
341 | ff9c047c | Iustin Pop | return mydict
|
342 | ff9c047c | Iustin Pop | |
343 | ff9c047c | Iustin Pop | @classmethod
|
344 | ff9c047c | Iustin Pop | def FromDict(cls, val): |
345 | ff9c047c | Iustin Pop | """Custom function for top-level config data
|
346 | ff9c047c | Iustin Pop |
|
347 | ff9c047c | Iustin Pop | """
|
348 | ff9c047c | Iustin Pop | obj = super(ConfigData, cls).FromDict(val)
|
349 | ff9c047c | Iustin Pop | obj.cluster = Cluster.FromDict(obj.cluster) |
350 | ff9c047c | Iustin Pop | obj.nodes = cls._ContainerFromDicts(obj.nodes, dict, Node)
|
351 | ff9c047c | Iustin Pop | obj.instances = cls._ContainerFromDicts(obj.instances, dict, Instance)
|
352 | 3df43542 | Guido Trotter | obj.nodegroups = cls._ContainerFromDicts(obj.nodegroups, dict, NodeGroup)
|
353 | ff9c047c | Iustin Pop | return obj
|
354 | ff9c047c | Iustin Pop | |
355 | 51cb1581 | Luca Bigliardi | def HasAnyDiskOfType(self, dev_type): |
356 | 51cb1581 | Luca Bigliardi | """Check if in there is at disk of the given type in the configuration.
|
357 | 51cb1581 | Luca Bigliardi |
|
358 | 51cb1581 | Luca Bigliardi | @type dev_type: L{constants.LDS_BLOCK}
|
359 | 51cb1581 | Luca Bigliardi | @param dev_type: the type to look for
|
360 | 51cb1581 | Luca Bigliardi | @rtype: boolean
|
361 | 51cb1581 | Luca Bigliardi | @return: boolean indicating if a disk of the given type was found or not
|
362 | 51cb1581 | Luca Bigliardi |
|
363 | 51cb1581 | Luca Bigliardi | """
|
364 | 51cb1581 | Luca Bigliardi | for instance in self.instances.values(): |
365 | 51cb1581 | Luca Bigliardi | for disk in instance.disks: |
366 | 51cb1581 | Luca Bigliardi | if disk.IsBasedOnDiskType(dev_type):
|
367 | 51cb1581 | Luca Bigliardi | return True |
368 | 51cb1581 | Luca Bigliardi | return False |
369 | 51cb1581 | Luca Bigliardi | |
370 | 90d726a8 | Iustin Pop | def UpgradeConfig(self): |
371 | 90d726a8 | Iustin Pop | """Fill defaults for missing configuration values.
|
372 | 90d726a8 | Iustin Pop |
|
373 | 90d726a8 | Iustin Pop | """
|
374 | 90d726a8 | Iustin Pop | self.cluster.UpgradeConfig()
|
375 | 90d726a8 | Iustin Pop | for node in self.nodes.values(): |
376 | 90d726a8 | Iustin Pop | node.UpgradeConfig() |
377 | 90d726a8 | Iustin Pop | for instance in self.instances.values(): |
378 | 90d726a8 | Iustin Pop | instance.UpgradeConfig() |
379 | 3df43542 | Guido Trotter | if self.nodegroups is None: |
380 | 3df43542 | Guido Trotter | self.nodegroups = {}
|
381 | 3df43542 | Guido Trotter | for nodegroup in self.nodegroups.values(): |
382 | 3df43542 | Guido Trotter | nodegroup.UpgradeConfig() |
383 | ee2f0ed4 | Luca Bigliardi | if self.cluster.drbd_usermode_helper is None: |
384 | ee2f0ed4 | Luca Bigliardi | # To decide if we set an helper let's check if at least one instance has
|
385 | ee2f0ed4 | Luca Bigliardi | # a DRBD disk. This does not cover all the possible scenarios but it
|
386 | ee2f0ed4 | Luca Bigliardi | # gives a good approximation.
|
387 | ee2f0ed4 | Luca Bigliardi | if self.HasAnyDiskOfType(constants.LD_DRBD8): |
388 | ee2f0ed4 | Luca Bigliardi | self.cluster.drbd_usermode_helper = constants.DEFAULT_DRBD_HELPER
|
389 | 90d726a8 | Iustin Pop | |
390 | a8083063 | Iustin Pop | |
391 | a8083063 | Iustin Pop | class NIC(ConfigObject): |
392 | a8083063 | Iustin Pop | """Config object representing a network card."""
|
393 | 1177d70e | Guido Trotter | __slots__ = ["mac", "ip", "nicparams"] |
394 | a8083063 | Iustin Pop | |
395 | 255e19d4 | Guido Trotter | @classmethod
|
396 | 255e19d4 | Guido Trotter | def CheckParameterSyntax(cls, nicparams): |
397 | 255e19d4 | Guido Trotter | """Check the given parameters for validity.
|
398 | 255e19d4 | Guido Trotter |
|
399 | 255e19d4 | Guido Trotter | @type nicparams: dict
|
400 | 255e19d4 | Guido Trotter | @param nicparams: dictionary with parameter names/value
|
401 | 255e19d4 | Guido Trotter | @raise errors.ConfigurationError: when a parameter is not valid
|
402 | 255e19d4 | Guido Trotter |
|
403 | 255e19d4 | Guido Trotter | """
|
404 | e8448672 | Agata Murawska | if (nicparams[constants.NIC_MODE] not in constants.NIC_VALID_MODES and |
405 | e8448672 | Agata Murawska | nicparams[constants.NIC_MODE] != constants.VALUE_AUTO): |
406 | 255e19d4 | Guido Trotter | err = "Invalid nic mode: %s" % nicparams[constants.NIC_MODE]
|
407 | 255e19d4 | Guido Trotter | raise errors.ConfigurationError(err)
|
408 | 255e19d4 | Guido Trotter | |
409 | 0c9d32c1 | Guido Trotter | if (nicparams[constants.NIC_MODE] == constants.NIC_MODE_BRIDGED and |
410 | 255e19d4 | Guido Trotter | not nicparams[constants.NIC_LINK]):
|
411 | 255e19d4 | Guido Trotter | err = "Missing bridged nic link"
|
412 | 255e19d4 | Guido Trotter | raise errors.ConfigurationError(err)
|
413 | 255e19d4 | Guido Trotter | |
414 | a8083063 | Iustin Pop | |
415 | a8083063 | Iustin Pop | class Disk(ConfigObject): |
416 | a8083063 | Iustin Pop | """Config object representing a block device."""
|
417 | a8083063 | Iustin Pop | __slots__ = ["dev_type", "logical_id", "physical_id", |
418 | 08db7c5c | Iustin Pop | "children", "iv_name", "size", "mode"] |
419 | a8083063 | Iustin Pop | |
420 | a8083063 | Iustin Pop | def CreateOnSecondary(self): |
421 | a8083063 | Iustin Pop | """Test if this device needs to be created on a secondary node."""
|
422 | 00fb8246 | Michael Hanselmann | return self.dev_type in (constants.LD_DRBD8, constants.LD_LV) |
423 | a8083063 | Iustin Pop | |
424 | a8083063 | Iustin Pop | def AssembleOnSecondary(self): |
425 | a8083063 | Iustin Pop | """Test if this device needs to be assembled on a secondary node."""
|
426 | 00fb8246 | Michael Hanselmann | return self.dev_type in (constants.LD_DRBD8, constants.LD_LV) |
427 | a8083063 | Iustin Pop | |
428 | a8083063 | Iustin Pop | def OpenOnSecondary(self): |
429 | a8083063 | Iustin Pop | """Test if this device needs to be opened on a secondary node."""
|
430 | fe96220b | Iustin Pop | return self.dev_type in (constants.LD_LV,) |
431 | a8083063 | Iustin Pop | |
432 | 222f2dd5 | Iustin Pop | def StaticDevPath(self): |
433 | 222f2dd5 | Iustin Pop | """Return the device path if this device type has a static one.
|
434 | 222f2dd5 | Iustin Pop |
|
435 | 222f2dd5 | Iustin Pop | Some devices (LVM for example) live always at the same /dev/ path,
|
436 | 222f2dd5 | Iustin Pop | irrespective of their status. For such devices, we return this
|
437 | 222f2dd5 | Iustin Pop | path, for others we return None.
|
438 | 222f2dd5 | Iustin Pop |
|
439 | e51db2a6 | Iustin Pop | @warning: The path returned is not a normalized pathname; callers
|
440 | e51db2a6 | Iustin Pop | should check that it is a valid path.
|
441 | e51db2a6 | Iustin Pop |
|
442 | 222f2dd5 | Iustin Pop | """
|
443 | 222f2dd5 | Iustin Pop | if self.dev_type == constants.LD_LV: |
444 | 222f2dd5 | Iustin Pop | return "/dev/%s/%s" % (self.logical_id[0], self.logical_id[1]) |
445 | b6135bbc | Apollon Oikonomopoulos | elif self.dev_type == constants.LD_BLOCKDEV: |
446 | b6135bbc | Apollon Oikonomopoulos | return self.logical_id[1] |
447 | 222f2dd5 | Iustin Pop | return None |
448 | 222f2dd5 | Iustin Pop | |
449 | fc1dc9d7 | Iustin Pop | def ChildrenNeeded(self): |
450 | fc1dc9d7 | Iustin Pop | """Compute the needed number of children for activation.
|
451 | fc1dc9d7 | Iustin Pop |
|
452 | fc1dc9d7 | Iustin Pop | This method will return either -1 (all children) or a positive
|
453 | fc1dc9d7 | Iustin Pop | number denoting the minimum number of children needed for
|
454 | fc1dc9d7 | Iustin Pop | activation (only mirrored devices will usually return >=0).
|
455 | fc1dc9d7 | Iustin Pop |
|
456 | fc1dc9d7 | Iustin Pop | Currently, only DRBD8 supports diskless activation (therefore we
|
457 | fc1dc9d7 | Iustin Pop | return 0), for all other we keep the previous semantics and return
|
458 | fc1dc9d7 | Iustin Pop | -1.
|
459 | fc1dc9d7 | Iustin Pop |
|
460 | fc1dc9d7 | Iustin Pop | """
|
461 | fc1dc9d7 | Iustin Pop | if self.dev_type == constants.LD_DRBD8: |
462 | fc1dc9d7 | Iustin Pop | return 0 |
463 | fc1dc9d7 | Iustin Pop | return -1 |
464 | fc1dc9d7 | Iustin Pop | |
465 | 51cb1581 | Luca Bigliardi | def IsBasedOnDiskType(self, dev_type): |
466 | 51cb1581 | Luca Bigliardi | """Check if the disk or its children are based on the given type.
|
467 | 51cb1581 | Luca Bigliardi |
|
468 | 51cb1581 | Luca Bigliardi | @type dev_type: L{constants.LDS_BLOCK}
|
469 | 51cb1581 | Luca Bigliardi | @param dev_type: the type to look for
|
470 | 51cb1581 | Luca Bigliardi | @rtype: boolean
|
471 | 51cb1581 | Luca Bigliardi | @return: boolean indicating if a device of the given type was found or not
|
472 | 51cb1581 | Luca Bigliardi |
|
473 | 51cb1581 | Luca Bigliardi | """
|
474 | 51cb1581 | Luca Bigliardi | if self.children: |
475 | 51cb1581 | Luca Bigliardi | for child in self.children: |
476 | 51cb1581 | Luca Bigliardi | if child.IsBasedOnDiskType(dev_type):
|
477 | 51cb1581 | Luca Bigliardi | return True |
478 | 51cb1581 | Luca Bigliardi | return self.dev_type == dev_type |
479 | 51cb1581 | Luca Bigliardi | |
480 | a8083063 | Iustin Pop | def GetNodes(self, node): |
481 | a8083063 | Iustin Pop | """This function returns the nodes this device lives on.
|
482 | a8083063 | Iustin Pop |
|
483 | a8083063 | Iustin Pop | Given the node on which the parent of the device lives on (or, in
|
484 | a8083063 | Iustin Pop | case of a top-level device, the primary node of the devices'
|
485 | a8083063 | Iustin Pop | instance), this function will return a list of nodes on which this
|
486 | a8083063 | Iustin Pop | devices needs to (or can) be assembled.
|
487 | a8083063 | Iustin Pop |
|
488 | a8083063 | Iustin Pop | """
|
489 | b6135bbc | Apollon Oikonomopoulos | if self.dev_type in [constants.LD_LV, constants.LD_FILE, |
490 | b6135bbc | Apollon Oikonomopoulos | constants.LD_BLOCKDEV]: |
491 | a8083063 | Iustin Pop | result = [node] |
492 | a1f445d3 | Iustin Pop | elif self.dev_type in constants.LDS_DRBD: |
493 | a8083063 | Iustin Pop | result = [self.logical_id[0], self.logical_id[1]] |
494 | a8083063 | Iustin Pop | if node not in result: |
495 | 3ecf6786 | Iustin Pop | raise errors.ConfigurationError("DRBD device passed unknown node") |
496 | a8083063 | Iustin Pop | else:
|
497 | 3ecf6786 | Iustin Pop | raise errors.ProgrammerError("Unhandled device type %s" % self.dev_type) |
498 | a8083063 | Iustin Pop | return result
|
499 | a8083063 | Iustin Pop | |
500 | a8083063 | Iustin Pop | def ComputeNodeTree(self, parent_node): |
501 | a8083063 | Iustin Pop | """Compute the node/disk tree for this disk and its children.
|
502 | a8083063 | Iustin Pop |
|
503 | a8083063 | Iustin Pop | This method, given the node on which the parent disk lives, will
|
504 | a8083063 | Iustin Pop | return the list of all (node, disk) pairs which describe the disk
|
505 | abdf0113 | Iustin Pop | tree in the most compact way. For example, a drbd/lvm stack
|
506 | abdf0113 | Iustin Pop | will be returned as (primary_node, drbd) and (secondary_node, drbd)
|
507 | abdf0113 | Iustin Pop | which represents all the top-level devices on the nodes.
|
508 | a8083063 | Iustin Pop |
|
509 | a8083063 | Iustin Pop | """
|
510 | a8083063 | Iustin Pop | my_nodes = self.GetNodes(parent_node)
|
511 | a8083063 | Iustin Pop | result = [(node, self) for node in my_nodes] |
512 | a8083063 | Iustin Pop | if not self.children: |
513 | a8083063 | Iustin Pop | # leaf device
|
514 | a8083063 | Iustin Pop | return result
|
515 | a8083063 | Iustin Pop | for node in my_nodes: |
516 | a8083063 | Iustin Pop | for child in self.children: |
517 | a8083063 | Iustin Pop | child_result = child.ComputeNodeTree(node) |
518 | a8083063 | Iustin Pop | if len(child_result) == 1: |
519 | a8083063 | Iustin Pop | # child (and all its descendants) is simple, doesn't split
|
520 | a8083063 | Iustin Pop | # over multiple hosts, so we don't need to describe it, our
|
521 | a8083063 | Iustin Pop | # own entry for this node describes it completely
|
522 | a8083063 | Iustin Pop | continue
|
523 | a8083063 | Iustin Pop | else:
|
524 | a8083063 | Iustin Pop | # check if child nodes differ from my nodes; note that
|
525 | a8083063 | Iustin Pop | # subdisk can differ from the child itself, and be instead
|
526 | a8083063 | Iustin Pop | # one of its descendants
|
527 | a8083063 | Iustin Pop | for subnode, subdisk in child_result: |
528 | a8083063 | Iustin Pop | if subnode not in my_nodes: |
529 | a8083063 | Iustin Pop | result.append((subnode, subdisk)) |
530 | a8083063 | Iustin Pop | # otherwise child is under our own node, so we ignore this
|
531 | a8083063 | Iustin Pop | # entry (but probably the other results in the list will
|
532 | a8083063 | Iustin Pop | # be different)
|
533 | a8083063 | Iustin Pop | return result
|
534 | a8083063 | Iustin Pop | |
535 | 6d33a6eb | Iustin Pop | def ComputeGrowth(self, amount): |
536 | 6d33a6eb | Iustin Pop | """Compute the per-VG growth requirements.
|
537 | 6d33a6eb | Iustin Pop |
|
538 | 6d33a6eb | Iustin Pop | This only works for VG-based disks.
|
539 | 6d33a6eb | Iustin Pop |
|
540 | 6d33a6eb | Iustin Pop | @type amount: integer
|
541 | 6d33a6eb | Iustin Pop | @param amount: the desired increase in (user-visible) disk space
|
542 | 6d33a6eb | Iustin Pop | @rtype: dict
|
543 | 6d33a6eb | Iustin Pop | @return: a dictionary of volume-groups and the required size
|
544 | 6d33a6eb | Iustin Pop |
|
545 | 6d33a6eb | Iustin Pop | """
|
546 | 6d33a6eb | Iustin Pop | if self.dev_type == constants.LD_LV: |
547 | 6d33a6eb | Iustin Pop | return {self.logical_id[0]: amount} |
548 | 6d33a6eb | Iustin Pop | elif self.dev_type == constants.LD_DRBD8: |
549 | 6d33a6eb | Iustin Pop | if self.children: |
550 | 6d33a6eb | Iustin Pop | return self.children[0].ComputeGrowth(amount) |
551 | 6d33a6eb | Iustin Pop | else:
|
552 | 6d33a6eb | Iustin Pop | return {}
|
553 | 6d33a6eb | Iustin Pop | else:
|
554 | 6d33a6eb | Iustin Pop | # Other disk types do not require VG space
|
555 | 6d33a6eb | Iustin Pop | return {}
|
556 | 6d33a6eb | Iustin Pop | |
557 | acec9d51 | Iustin Pop | def RecordGrow(self, amount): |
558 | acec9d51 | Iustin Pop | """Update the size of this disk after growth.
|
559 | acec9d51 | Iustin Pop |
|
560 | acec9d51 | Iustin Pop | This method recurses over the disks's children and updates their
|
561 | acec9d51 | Iustin Pop | size correspondigly. The method needs to be kept in sync with the
|
562 | acec9d51 | Iustin Pop | actual algorithms from bdev.
|
563 | acec9d51 | Iustin Pop |
|
564 | acec9d51 | Iustin Pop | """
|
565 | 4b97f902 | Apollon Oikonomopoulos | if self.dev_type in (constants.LD_LV, constants.LD_FILE): |
566 | acec9d51 | Iustin Pop | self.size += amount
|
567 | acec9d51 | Iustin Pop | elif self.dev_type == constants.LD_DRBD8: |
568 | acec9d51 | Iustin Pop | if self.children: |
569 | acec9d51 | Iustin Pop | self.children[0].RecordGrow(amount) |
570 | acec9d51 | Iustin Pop | self.size += amount
|
571 | acec9d51 | Iustin Pop | else:
|
572 | acec9d51 | Iustin Pop | raise errors.ProgrammerError("Disk.RecordGrow called for unsupported" |
573 | acec9d51 | Iustin Pop | " disk type %s" % self.dev_type) |
574 | acec9d51 | Iustin Pop | |
575 | a805ec18 | Iustin Pop | def UnsetSize(self): |
576 | a805ec18 | Iustin Pop | """Sets recursively the size to zero for the disk and its children.
|
577 | a805ec18 | Iustin Pop |
|
578 | a805ec18 | Iustin Pop | """
|
579 | a805ec18 | Iustin Pop | if self.children: |
580 | a805ec18 | Iustin Pop | for child in self.children: |
581 | a805ec18 | Iustin Pop | child.UnsetSize() |
582 | a805ec18 | Iustin Pop | self.size = 0 |
583 | a805ec18 | Iustin Pop | |
584 | 0402302c | Iustin Pop | def SetPhysicalID(self, target_node, nodes_ip): |
585 | 0402302c | Iustin Pop | """Convert the logical ID to the physical ID.
|
586 | 0402302c | Iustin Pop |
|
587 | 0402302c | Iustin Pop | This is used only for drbd, which needs ip/port configuration.
|
588 | 0402302c | Iustin Pop |
|
589 | 0402302c | Iustin Pop | The routine descends down and updates its children also, because
|
590 | 0402302c | Iustin Pop | this helps when the only the top device is passed to the remote
|
591 | 0402302c | Iustin Pop | node.
|
592 | 0402302c | Iustin Pop |
|
593 | 0402302c | Iustin Pop | Arguments:
|
594 | 0402302c | Iustin Pop | - target_node: the node we wish to configure for
|
595 | 0402302c | Iustin Pop | - nodes_ip: a mapping of node name to ip
|
596 | 0402302c | Iustin Pop |
|
597 | 0402302c | Iustin Pop | The target_node must exist in in nodes_ip, and must be one of the
|
598 | 0402302c | Iustin Pop | nodes in the logical ID for each of the DRBD devices encountered
|
599 | 0402302c | Iustin Pop | in the disk tree.
|
600 | 0402302c | Iustin Pop |
|
601 | 0402302c | Iustin Pop | """
|
602 | 0402302c | Iustin Pop | if self.children: |
603 | 0402302c | Iustin Pop | for child in self.children: |
604 | 0402302c | Iustin Pop | child.SetPhysicalID(target_node, nodes_ip) |
605 | 0402302c | Iustin Pop | |
606 | 0402302c | Iustin Pop | if self.logical_id is None and self.physical_id is not None: |
607 | 0402302c | Iustin Pop | return
|
608 | 0402302c | Iustin Pop | if self.dev_type in constants.LDS_DRBD: |
609 | f9518d38 | Iustin Pop | pnode, snode, port, pminor, sminor, secret = self.logical_id
|
610 | 0402302c | Iustin Pop | if target_node not in (pnode, snode): |
611 | 0402302c | Iustin Pop | raise errors.ConfigurationError("DRBD device not knowing node %s" % |
612 | 0402302c | Iustin Pop | target_node) |
613 | 0402302c | Iustin Pop | pnode_ip = nodes_ip.get(pnode, None)
|
614 | 0402302c | Iustin Pop | snode_ip = nodes_ip.get(snode, None)
|
615 | 0402302c | Iustin Pop | if pnode_ip is None or snode_ip is None: |
616 | 0402302c | Iustin Pop | raise errors.ConfigurationError("Can't find primary or secondary node" |
617 | 0402302c | Iustin Pop | " for %s" % str(self)) |
618 | ffa1c0dc | Iustin Pop | p_data = (pnode_ip, port) |
619 | ffa1c0dc | Iustin Pop | s_data = (snode_ip, port) |
620 | 0402302c | Iustin Pop | if pnode == target_node:
|
621 | f9518d38 | Iustin Pop | self.physical_id = p_data + s_data + (pminor, secret)
|
622 | 0402302c | Iustin Pop | else: # it must be secondary, we tested above |
623 | f9518d38 | Iustin Pop | self.physical_id = s_data + p_data + (sminor, secret)
|
624 | 0402302c | Iustin Pop | else:
|
625 | 0402302c | Iustin Pop | self.physical_id = self.logical_id |
626 | 0402302c | Iustin Pop | return
|
627 | 0402302c | Iustin Pop | |
628 | ff9c047c | Iustin Pop | def ToDict(self): |
629 | ff9c047c | Iustin Pop | """Disk-specific conversion to standard python types.
|
630 | ff9c047c | Iustin Pop |
|
631 | ff9c047c | Iustin Pop | This replaces the children lists of objects with lists of
|
632 | ff9c047c | Iustin Pop | standard python types.
|
633 | ff9c047c | Iustin Pop |
|
634 | ff9c047c | Iustin Pop | """
|
635 | ff9c047c | Iustin Pop | bo = super(Disk, self).ToDict() |
636 | ff9c047c | Iustin Pop | |
637 | ff9c047c | Iustin Pop | for attr in ("children",): |
638 | ff9c047c | Iustin Pop | alist = bo.get(attr, None)
|
639 | ff9c047c | Iustin Pop | if alist:
|
640 | ff9c047c | Iustin Pop | bo[attr] = self._ContainerToDicts(alist)
|
641 | ff9c047c | Iustin Pop | return bo
|
642 | ff9c047c | Iustin Pop | |
643 | ff9c047c | Iustin Pop | @classmethod
|
644 | ff9c047c | Iustin Pop | def FromDict(cls, val): |
645 | ff9c047c | Iustin Pop | """Custom function for Disks
|
646 | ff9c047c | Iustin Pop |
|
647 | ff9c047c | Iustin Pop | """
|
648 | ff9c047c | Iustin Pop | obj = super(Disk, cls).FromDict(val)
|
649 | ff9c047c | Iustin Pop | if obj.children:
|
650 | ff9c047c | Iustin Pop | obj.children = cls._ContainerFromDicts(obj.children, list, Disk)
|
651 | ff9c047c | Iustin Pop | if obj.logical_id and isinstance(obj.logical_id, list): |
652 | ff9c047c | Iustin Pop | obj.logical_id = tuple(obj.logical_id)
|
653 | ff9c047c | Iustin Pop | if obj.physical_id and isinstance(obj.physical_id, list): |
654 | ff9c047c | Iustin Pop | obj.physical_id = tuple(obj.physical_id)
|
655 | f9518d38 | Iustin Pop | if obj.dev_type in constants.LDS_DRBD: |
656 | f9518d38 | Iustin Pop | # we need a tuple of length six here
|
657 | f9518d38 | Iustin Pop | if len(obj.logical_id) < 6: |
658 | f9518d38 | Iustin Pop | obj.logical_id += (None,) * (6 - len(obj.logical_id)) |
659 | ff9c047c | Iustin Pop | return obj
|
660 | ff9c047c | Iustin Pop | |
661 | 65a15336 | Iustin Pop | def __str__(self): |
662 | 65a15336 | Iustin Pop | """Custom str() formatter for disks.
|
663 | 65a15336 | Iustin Pop |
|
664 | 65a15336 | Iustin Pop | """
|
665 | 65a15336 | Iustin Pop | if self.dev_type == constants.LD_LV: |
666 | e687ec01 | Michael Hanselmann | val = "<LogicalVolume(/dev/%s/%s" % self.logical_id |
667 | 65a15336 | Iustin Pop | elif self.dev_type in constants.LDS_DRBD: |
668 | 89f28b76 | Iustin Pop | node_a, node_b, port, minor_a, minor_b = self.logical_id[:5] |
669 | 00fb8246 | Michael Hanselmann | val = "<DRBD8("
|
670 | 073ca59e | Iustin Pop | if self.physical_id is None: |
671 | 073ca59e | Iustin Pop | phy = "unconfigured"
|
672 | 073ca59e | Iustin Pop | else:
|
673 | 073ca59e | Iustin Pop | phy = ("configured as %s:%s %s:%s" %
|
674 | 25a915d0 | Iustin Pop | (self.physical_id[0], self.physical_id[1], |
675 | 25a915d0 | Iustin Pop | self.physical_id[2], self.physical_id[3])) |
676 | 073ca59e | Iustin Pop | |
677 | 89f28b76 | Iustin Pop | val += ("hosts=%s/%d-%s/%d, port=%s, %s, " %
|
678 | 89f28b76 | Iustin Pop | (node_a, minor_a, node_b, minor_b, port, phy)) |
679 | 65a15336 | Iustin Pop | if self.children and self.children.count(None) == 0: |
680 | 65a15336 | Iustin Pop | val += "backend=%s, metadev=%s" % (self.children[0], self.children[1]) |
681 | 65a15336 | Iustin Pop | else:
|
682 | 65a15336 | Iustin Pop | val += "no local storage"
|
683 | 65a15336 | Iustin Pop | else:
|
684 | 65a15336 | Iustin Pop | val = ("<Disk(type=%s, logical_id=%s, physical_id=%s, children=%s" %
|
685 | 65a15336 | Iustin Pop | (self.dev_type, self.logical_id, self.physical_id, self.children)) |
686 | 65a15336 | Iustin Pop | if self.iv_name is None: |
687 | 65a15336 | Iustin Pop | val += ", not visible"
|
688 | 65a15336 | Iustin Pop | else:
|
689 | 65a15336 | Iustin Pop | val += ", visible as /dev/%s" % self.iv_name |
690 | fd965830 | Iustin Pop | if isinstance(self.size, int): |
691 | fd965830 | Iustin Pop | val += ", size=%dm)>" % self.size |
692 | fd965830 | Iustin Pop | else:
|
693 | fd965830 | Iustin Pop | val += ", size='%s')>" % (self.size,) |
694 | 65a15336 | Iustin Pop | return val
|
695 | 65a15336 | Iustin Pop | |
696 | 332d0e37 | Iustin Pop | def Verify(self): |
697 | 332d0e37 | Iustin Pop | """Checks that this disk is correctly configured.
|
698 | 332d0e37 | Iustin Pop |
|
699 | 332d0e37 | Iustin Pop | """
|
700 | 7c4d6c7b | Michael Hanselmann | all_errors = [] |
701 | 332d0e37 | Iustin Pop | if self.mode not in constants.DISK_ACCESS_SET: |
702 | 7c4d6c7b | Michael Hanselmann | all_errors.append("Disk access mode '%s' is invalid" % (self.mode, )) |
703 | 7c4d6c7b | Michael Hanselmann | return all_errors
|
704 | 332d0e37 | Iustin Pop | |
705 | 90d726a8 | Iustin Pop | def UpgradeConfig(self): |
706 | 90d726a8 | Iustin Pop | """Fill defaults for missing configuration values.
|
707 | 90d726a8 | Iustin Pop |
|
708 | 90d726a8 | Iustin Pop | """
|
709 | 90d726a8 | Iustin Pop | if self.children: |
710 | 90d726a8 | Iustin Pop | for child in self.children: |
711 | 90d726a8 | Iustin Pop | child.UpgradeConfig() |
712 | 90d726a8 | Iustin Pop | # add here config upgrade for this disk
|
713 | 90d726a8 | Iustin Pop | |
714 | a8083063 | Iustin Pop | |
715 | ec29fe40 | Iustin Pop | class Instance(TaggableObject): |
716 | a8083063 | Iustin Pop | """Config object representing an instance."""
|
717 | 154b9580 | Balazs Lecz | __slots__ = [ |
718 | a8083063 | Iustin Pop | "name",
|
719 | a8083063 | Iustin Pop | "primary_node",
|
720 | a8083063 | Iustin Pop | "os",
|
721 | e69d05fd | Iustin Pop | "hypervisor",
|
722 | 5bf7b5cf | Iustin Pop | "hvparams",
|
723 | 5bf7b5cf | Iustin Pop | "beparams",
|
724 | 1bdcbbab | Iustin Pop | "osparams",
|
725 | 0d68c45d | Iustin Pop | "admin_up",
|
726 | a8083063 | Iustin Pop | "nics",
|
727 | a8083063 | Iustin Pop | "disks",
|
728 | a8083063 | Iustin Pop | "disk_template",
|
729 | 58acb49d | Alexander Schreiber | "network_port",
|
730 | be1fa613 | Iustin Pop | "serial_no",
|
731 | e1dcc53a | Iustin Pop | ] + _TIMESTAMPS + _UUID |
732 | a8083063 | Iustin Pop | |
733 | a8083063 | Iustin Pop | def _ComputeSecondaryNodes(self): |
734 | a8083063 | Iustin Pop | """Compute the list of secondary nodes.
|
735 | a8083063 | Iustin Pop |
|
736 | cfcc5c6d | Iustin Pop | This is a simple wrapper over _ComputeAllNodes.
|
737 | cfcc5c6d | Iustin Pop |
|
738 | cfcc5c6d | Iustin Pop | """
|
739 | cfcc5c6d | Iustin Pop | all_nodes = set(self._ComputeAllNodes()) |
740 | cfcc5c6d | Iustin Pop | all_nodes.discard(self.primary_node)
|
741 | cfcc5c6d | Iustin Pop | return tuple(all_nodes) |
742 | cfcc5c6d | Iustin Pop | |
743 | cfcc5c6d | Iustin Pop | secondary_nodes = property(_ComputeSecondaryNodes, None, None, |
744 | cfcc5c6d | Iustin Pop | "List of secondary nodes")
|
745 | cfcc5c6d | Iustin Pop | |
746 | cfcc5c6d | Iustin Pop | def _ComputeAllNodes(self): |
747 | cfcc5c6d | Iustin Pop | """Compute the list of all nodes.
|
748 | cfcc5c6d | Iustin Pop |
|
749 | a8083063 | Iustin Pop | Since the data is already there (in the drbd disks), keeping it as
|
750 | a8083063 | Iustin Pop | a separate normal attribute is redundant and if not properly
|
751 | a8083063 | Iustin Pop | synchronised can cause problems. Thus it's better to compute it
|
752 | a8083063 | Iustin Pop | dynamically.
|
753 | a8083063 | Iustin Pop |
|
754 | a8083063 | Iustin Pop | """
|
755 | cfcc5c6d | Iustin Pop | def _Helper(nodes, device): |
756 | cfcc5c6d | Iustin Pop | """Recursively computes nodes given a top device."""
|
757 | a1f445d3 | Iustin Pop | if device.dev_type in constants.LDS_DRBD: |
758 | cfcc5c6d | Iustin Pop | nodea, nodeb = device.logical_id[:2]
|
759 | cfcc5c6d | Iustin Pop | nodes.add(nodea) |
760 | cfcc5c6d | Iustin Pop | nodes.add(nodeb) |
761 | a8083063 | Iustin Pop | if device.children:
|
762 | a8083063 | Iustin Pop | for child in device.children: |
763 | cfcc5c6d | Iustin Pop | _Helper(nodes, child) |
764 | a8083063 | Iustin Pop | |
765 | cfcc5c6d | Iustin Pop | all_nodes = set()
|
766 | 99c7b2a1 | Iustin Pop | all_nodes.add(self.primary_node)
|
767 | a8083063 | Iustin Pop | for device in self.disks: |
768 | cfcc5c6d | Iustin Pop | _Helper(all_nodes, device) |
769 | cfcc5c6d | Iustin Pop | return tuple(all_nodes) |
770 | a8083063 | Iustin Pop | |
771 | cfcc5c6d | Iustin Pop | all_nodes = property(_ComputeAllNodes, None, None, |
772 | cfcc5c6d | Iustin Pop | "List of all nodes of the instance")
|
773 | a8083063 | Iustin Pop | |
774 | a8083063 | Iustin Pop | def MapLVsByNode(self, lvmap=None, devs=None, node=None): |
775 | a8083063 | Iustin Pop | """Provide a mapping of nodes to LVs this instance owns.
|
776 | a8083063 | Iustin Pop |
|
777 | c41eea6e | Iustin Pop | This function figures out what logical volumes should belong on
|
778 | c41eea6e | Iustin Pop | which nodes, recursing through a device tree.
|
779 | a8083063 | Iustin Pop |
|
780 | c41eea6e | Iustin Pop | @param lvmap: optional dictionary to receive the
|
781 | c41eea6e | Iustin Pop | 'node' : ['lv', ...] data.
|
782 | a8083063 | Iustin Pop |
|
783 | 84d7e26b | Dmitry Chernyak | @return: None if lvmap arg is given, otherwise, a dictionary of
|
784 | 84d7e26b | Dmitry Chernyak | the form { 'nodename' : ['volume1', 'volume2', ...], ... };
|
785 | 84d7e26b | Dmitry Chernyak | volumeN is of the form "vg_name/lv_name", compatible with
|
786 | 84d7e26b | Dmitry Chernyak | GetVolumeList()
|
787 | a8083063 | Iustin Pop |
|
788 | a8083063 | Iustin Pop | """
|
789 | a8083063 | Iustin Pop | if node == None: |
790 | a8083063 | Iustin Pop | node = self.primary_node
|
791 | a8083063 | Iustin Pop | |
792 | a8083063 | Iustin Pop | if lvmap is None: |
793 | e687ec01 | Michael Hanselmann | lvmap = { |
794 | e687ec01 | Michael Hanselmann | node: [], |
795 | e687ec01 | Michael Hanselmann | } |
796 | a8083063 | Iustin Pop | ret = lvmap |
797 | a8083063 | Iustin Pop | else:
|
798 | a8083063 | Iustin Pop | if not node in lvmap: |
799 | a8083063 | Iustin Pop | lvmap[node] = [] |
800 | a8083063 | Iustin Pop | ret = None
|
801 | a8083063 | Iustin Pop | |
802 | a8083063 | Iustin Pop | if not devs: |
803 | a8083063 | Iustin Pop | devs = self.disks
|
804 | a8083063 | Iustin Pop | |
805 | a8083063 | Iustin Pop | for dev in devs: |
806 | fe96220b | Iustin Pop | if dev.dev_type == constants.LD_LV:
|
807 | e687ec01 | Michael Hanselmann | lvmap[node].append(dev.logical_id[0] + "/" + dev.logical_id[1]) |
808 | a8083063 | Iustin Pop | |
809 | a1f445d3 | Iustin Pop | elif dev.dev_type in constants.LDS_DRBD: |
810 | a8083063 | Iustin Pop | if dev.children:
|
811 | a8083063 | Iustin Pop | self.MapLVsByNode(lvmap, dev.children, dev.logical_id[0]) |
812 | a8083063 | Iustin Pop | self.MapLVsByNode(lvmap, dev.children, dev.logical_id[1]) |
813 | a8083063 | Iustin Pop | |
814 | a8083063 | Iustin Pop | elif dev.children:
|
815 | a8083063 | Iustin Pop | self.MapLVsByNode(lvmap, dev.children, node)
|
816 | a8083063 | Iustin Pop | |
817 | a8083063 | Iustin Pop | return ret
|
818 | a8083063 | Iustin Pop | |
819 | ad24e046 | Iustin Pop | def FindDisk(self, idx): |
820 | ad24e046 | Iustin Pop | """Find a disk given having a specified index.
|
821 | 644eeef9 | Iustin Pop |
|
822 | ad24e046 | Iustin Pop | This is just a wrapper that does validation of the index.
|
823 | 644eeef9 | Iustin Pop |
|
824 | ad24e046 | Iustin Pop | @type idx: int
|
825 | ad24e046 | Iustin Pop | @param idx: the disk index
|
826 | ad24e046 | Iustin Pop | @rtype: L{Disk}
|
827 | ad24e046 | Iustin Pop | @return: the corresponding disk
|
828 | ad24e046 | Iustin Pop | @raise errors.OpPrereqError: when the given index is not valid
|
829 | 644eeef9 | Iustin Pop |
|
830 | ad24e046 | Iustin Pop | """
|
831 | ad24e046 | Iustin Pop | try:
|
832 | ad24e046 | Iustin Pop | idx = int(idx)
|
833 | ad24e046 | Iustin Pop | return self.disks[idx] |
834 | 691744c4 | Iustin Pop | except (TypeError, ValueError), err: |
835 | debac808 | Iustin Pop | raise errors.OpPrereqError("Invalid disk index: '%s'" % str(err), |
836 | debac808 | Iustin Pop | errors.ECODE_INVAL) |
837 | ad24e046 | Iustin Pop | except IndexError: |
838 | ad24e046 | Iustin Pop | raise errors.OpPrereqError("Invalid disk index: %d (instace has disks" |
839 | daa55b04 | Michael Hanselmann | " 0 to %d" % (idx, len(self.disks) - 1), |
840 | debac808 | Iustin Pop | errors.ECODE_INVAL) |
841 | 644eeef9 | Iustin Pop | |
842 | ff9c047c | Iustin Pop | def ToDict(self): |
843 | ff9c047c | Iustin Pop | """Instance-specific conversion to standard python types.
|
844 | ff9c047c | Iustin Pop |
|
845 | ff9c047c | Iustin Pop | This replaces the children lists of objects with lists of standard
|
846 | ff9c047c | Iustin Pop | python types.
|
847 | ff9c047c | Iustin Pop |
|
848 | ff9c047c | Iustin Pop | """
|
849 | ff9c047c | Iustin Pop | bo = super(Instance, self).ToDict() |
850 | ff9c047c | Iustin Pop | |
851 | ff9c047c | Iustin Pop | for attr in "nics", "disks": |
852 | ff9c047c | Iustin Pop | alist = bo.get(attr, None)
|
853 | ff9c047c | Iustin Pop | if alist:
|
854 | ff9c047c | Iustin Pop | nlist = self._ContainerToDicts(alist)
|
855 | ff9c047c | Iustin Pop | else:
|
856 | ff9c047c | Iustin Pop | nlist = [] |
857 | ff9c047c | Iustin Pop | bo[attr] = nlist |
858 | ff9c047c | Iustin Pop | return bo
|
859 | ff9c047c | Iustin Pop | |
860 | ff9c047c | Iustin Pop | @classmethod
|
861 | ff9c047c | Iustin Pop | def FromDict(cls, val): |
862 | ff9c047c | Iustin Pop | """Custom function for instances.
|
863 | ff9c047c | Iustin Pop |
|
864 | ff9c047c | Iustin Pop | """
|
865 | ff9c047c | Iustin Pop | obj = super(Instance, cls).FromDict(val)
|
866 | ff9c047c | Iustin Pop | obj.nics = cls._ContainerFromDicts(obj.nics, list, NIC)
|
867 | ff9c047c | Iustin Pop | obj.disks = cls._ContainerFromDicts(obj.disks, list, Disk)
|
868 | ff9c047c | Iustin Pop | return obj
|
869 | ff9c047c | Iustin Pop | |
870 | 90d726a8 | Iustin Pop | def UpgradeConfig(self): |
871 | 90d726a8 | Iustin Pop | """Fill defaults for missing configuration values.
|
872 | 90d726a8 | Iustin Pop |
|
873 | 90d726a8 | Iustin Pop | """
|
874 | 90d726a8 | Iustin Pop | for nic in self.nics: |
875 | 90d726a8 | Iustin Pop | nic.UpgradeConfig() |
876 | 90d726a8 | Iustin Pop | for disk in self.disks: |
877 | 90d726a8 | Iustin Pop | disk.UpgradeConfig() |
878 | 7736a5f2 | Iustin Pop | if self.hvparams: |
879 | 7736a5f2 | Iustin Pop | for key in constants.HVC_GLOBALS: |
880 | 7736a5f2 | Iustin Pop | try:
|
881 | 7736a5f2 | Iustin Pop | del self.hvparams[key] |
882 | 7736a5f2 | Iustin Pop | except KeyError: |
883 | 7736a5f2 | Iustin Pop | pass
|
884 | 1bdcbbab | Iustin Pop | if self.osparams is None: |
885 | 1bdcbbab | Iustin Pop | self.osparams = {}
|
886 | 90d726a8 | Iustin Pop | |
887 | a8083063 | Iustin Pop | |
888 | a8083063 | Iustin Pop | class OS(ConfigObject): |
889 | b41b3516 | Iustin Pop | """Config object representing an operating system.
|
890 | b41b3516 | Iustin Pop |
|
891 | b41b3516 | Iustin Pop | @type supported_parameters: list
|
892 | b41b3516 | Iustin Pop | @ivar supported_parameters: a list of tuples, name and description,
|
893 | b41b3516 | Iustin Pop | containing the supported parameters by this OS
|
894 | b41b3516 | Iustin Pop |
|
895 | 870dc44c | Iustin Pop | @type VARIANT_DELIM: string
|
896 | 870dc44c | Iustin Pop | @cvar VARIANT_DELIM: the variant delimiter
|
897 | 870dc44c | Iustin Pop |
|
898 | b41b3516 | Iustin Pop | """
|
899 | a8083063 | Iustin Pop | __slots__ = [ |
900 | a8083063 | Iustin Pop | "name",
|
901 | a8083063 | Iustin Pop | "path",
|
902 | 082a7f91 | Guido Trotter | "api_versions",
|
903 | a8083063 | Iustin Pop | "create_script",
|
904 | a8083063 | Iustin Pop | "export_script",
|
905 | 386b57af | Iustin Pop | "import_script",
|
906 | 386b57af | Iustin Pop | "rename_script",
|
907 | b41b3516 | Iustin Pop | "verify_script",
|
908 | 6d79896b | Guido Trotter | "supported_variants",
|
909 | b41b3516 | Iustin Pop | "supported_parameters",
|
910 | a8083063 | Iustin Pop | ] |
911 | a8083063 | Iustin Pop | |
912 | 870dc44c | Iustin Pop | VARIANT_DELIM = "+"
|
913 | 870dc44c | Iustin Pop | |
914 | 870dc44c | Iustin Pop | @classmethod
|
915 | 870dc44c | Iustin Pop | def SplitNameVariant(cls, name): |
916 | 870dc44c | Iustin Pop | """Splits the name into the proper name and variant.
|
917 | 870dc44c | Iustin Pop |
|
918 | 870dc44c | Iustin Pop | @param name: the OS (unprocessed) name
|
919 | 870dc44c | Iustin Pop | @rtype: list
|
920 | 870dc44c | Iustin Pop | @return: a list of two elements; if the original name didn't
|
921 | 870dc44c | Iustin Pop | contain a variant, it's returned as an empty string
|
922 | 870dc44c | Iustin Pop |
|
923 | 870dc44c | Iustin Pop | """
|
924 | 870dc44c | Iustin Pop | nv = name.split(cls.VARIANT_DELIM, 1)
|
925 | 870dc44c | Iustin Pop | if len(nv) == 1: |
926 | 870dc44c | Iustin Pop | nv.append("")
|
927 | 870dc44c | Iustin Pop | return nv
|
928 | 870dc44c | Iustin Pop | |
929 | 870dc44c | Iustin Pop | @classmethod
|
930 | 870dc44c | Iustin Pop | def GetName(cls, name): |
931 | 870dc44c | Iustin Pop | """Returns the proper name of the os (without the variant).
|
932 | 870dc44c | Iustin Pop |
|
933 | 870dc44c | Iustin Pop | @param name: the OS (unprocessed) name
|
934 | 870dc44c | Iustin Pop |
|
935 | 870dc44c | Iustin Pop | """
|
936 | 870dc44c | Iustin Pop | return cls.SplitNameVariant(name)[0] |
937 | 870dc44c | Iustin Pop | |
938 | 870dc44c | Iustin Pop | @classmethod
|
939 | 870dc44c | Iustin Pop | def GetVariant(cls, name): |
940 | 870dc44c | Iustin Pop | """Returns the variant the os (without the base name).
|
941 | 870dc44c | Iustin Pop |
|
942 | 870dc44c | Iustin Pop | @param name: the OS (unprocessed) name
|
943 | 870dc44c | Iustin Pop |
|
944 | 870dc44c | Iustin Pop | """
|
945 | 870dc44c | Iustin Pop | return cls.SplitNameVariant(name)[1] |
946 | 870dc44c | Iustin Pop | |
947 | 7c0d6283 | Michael Hanselmann | |
948 | ec29fe40 | Iustin Pop | class Node(TaggableObject): |
949 | a8083063 | Iustin Pop | """Config object representing a node."""
|
950 | 154b9580 | Balazs Lecz | __slots__ = [ |
951 | ec29fe40 | Iustin Pop | "name",
|
952 | ec29fe40 | Iustin Pop | "primary_ip",
|
953 | ec29fe40 | Iustin Pop | "secondary_ip",
|
954 | be1fa613 | Iustin Pop | "serial_no",
|
955 | 8b8b8b81 | Iustin Pop | "master_candidate",
|
956 | fc0fe88c | Iustin Pop | "offline",
|
957 | af64c0ea | Iustin Pop | "drained",
|
958 | f936c153 | Iustin Pop | "group",
|
959 | 490acd18 | Iustin Pop | "master_capable",
|
960 | 490acd18 | Iustin Pop | "vm_capable",
|
961 | 095e71aa | René Nussbaumer | "ndparams",
|
962 | 25124d4a | René Nussbaumer | "powered",
|
963 | e1dcc53a | Iustin Pop | ] + _TIMESTAMPS + _UUID |
964 | a8083063 | Iustin Pop | |
965 | 490acd18 | Iustin Pop | def UpgradeConfig(self): |
966 | 490acd18 | Iustin Pop | """Fill defaults for missing configuration values.
|
967 | 490acd18 | Iustin Pop |
|
968 | 490acd18 | Iustin Pop | """
|
969 | b459a848 | Andrea Spadaccini | # pylint: disable=E0203
|
970 | 490acd18 | Iustin Pop | # because these are "defined" via slots, not manually
|
971 | 490acd18 | Iustin Pop | if self.master_capable is None: |
972 | 490acd18 | Iustin Pop | self.master_capable = True |
973 | 490acd18 | Iustin Pop | |
974 | 490acd18 | Iustin Pop | if self.vm_capable is None: |
975 | 490acd18 | Iustin Pop | self.vm_capable = True |
976 | 490acd18 | Iustin Pop | |
977 | 095e71aa | René Nussbaumer | if self.ndparams is None: |
978 | 095e71aa | René Nussbaumer | self.ndparams = {}
|
979 | 095e71aa | René Nussbaumer | |
980 | 25124d4a | René Nussbaumer | if self.powered is None: |
981 | 25124d4a | René Nussbaumer | self.powered = True |
982 | 25124d4a | René Nussbaumer | |
983 | a8083063 | Iustin Pop | |
984 | 1ffd2673 | Michael Hanselmann | class NodeGroup(TaggableObject): |
985 | 24a3707f | Guido Trotter | """Config object representing a node group."""
|
986 | 24a3707f | Guido Trotter | __slots__ = [ |
987 | 24a3707f | Guido Trotter | "name",
|
988 | 24a3707f | Guido Trotter | "members",
|
989 | 095e71aa | René Nussbaumer | "ndparams",
|
990 | e11a1b77 | Adeodato Simo | "serial_no",
|
991 | 90e99856 | Adeodato Simo | "alloc_policy",
|
992 | 24a3707f | Guido Trotter | ] + _TIMESTAMPS + _UUID |
993 | 24a3707f | Guido Trotter | |
994 | 24a3707f | Guido Trotter | def ToDict(self): |
995 | 24a3707f | Guido Trotter | """Custom function for nodegroup.
|
996 | 24a3707f | Guido Trotter |
|
997 | c60abd62 | Guido Trotter | This discards the members object, which gets recalculated and is only kept
|
998 | c60abd62 | Guido Trotter | in memory.
|
999 | 24a3707f | Guido Trotter |
|
1000 | 24a3707f | Guido Trotter | """
|
1001 | 24a3707f | Guido Trotter | mydict = super(NodeGroup, self).ToDict() |
1002 | 24a3707f | Guido Trotter | del mydict["members"] |
1003 | 24a3707f | Guido Trotter | return mydict
|
1004 | 24a3707f | Guido Trotter | |
1005 | 24a3707f | Guido Trotter | @classmethod
|
1006 | 24a3707f | Guido Trotter | def FromDict(cls, val): |
1007 | 24a3707f | Guido Trotter | """Custom function for nodegroup.
|
1008 | 24a3707f | Guido Trotter |
|
1009 | 24a3707f | Guido Trotter | The members slot is initialized to an empty list, upon deserialization.
|
1010 | 24a3707f | Guido Trotter |
|
1011 | 24a3707f | Guido Trotter | """
|
1012 | 24a3707f | Guido Trotter | obj = super(NodeGroup, cls).FromDict(val)
|
1013 | 24a3707f | Guido Trotter | obj.members = [] |
1014 | 24a3707f | Guido Trotter | return obj
|
1015 | 24a3707f | Guido Trotter | |
1016 | 095e71aa | René Nussbaumer | def UpgradeConfig(self): |
1017 | 095e71aa | René Nussbaumer | """Fill defaults for missing configuration values.
|
1018 | 095e71aa | René Nussbaumer |
|
1019 | 095e71aa | René Nussbaumer | """
|
1020 | 095e71aa | René Nussbaumer | if self.ndparams is None: |
1021 | 095e71aa | René Nussbaumer | self.ndparams = {}
|
1022 | 095e71aa | René Nussbaumer | |
1023 | e11a1b77 | Adeodato Simo | if self.serial_no is None: |
1024 | e11a1b77 | Adeodato Simo | self.serial_no = 1 |
1025 | e11a1b77 | Adeodato Simo | |
1026 | 90e99856 | Adeodato Simo | if self.alloc_policy is None: |
1027 | 90e99856 | Adeodato Simo | self.alloc_policy = constants.ALLOC_POLICY_PREFERRED
|
1028 | 90e99856 | Adeodato Simo | |
1029 | e11a1b77 | Adeodato Simo | # We only update mtime, and not ctime, since we would not be able to provide
|
1030 | e11a1b77 | Adeodato Simo | # a correct value for creation time.
|
1031 | e11a1b77 | Adeodato Simo | if self.mtime is None: |
1032 | e11a1b77 | Adeodato Simo | self.mtime = time.time()
|
1033 | e11a1b77 | Adeodato Simo | |
1034 | 095e71aa | René Nussbaumer | def FillND(self, node): |
1035 | ce523de1 | Michael Hanselmann | """Return filled out ndparams for L{objects.Node}
|
1036 | 095e71aa | René Nussbaumer |
|
1037 | 095e71aa | René Nussbaumer | @type node: L{objects.Node}
|
1038 | 095e71aa | René Nussbaumer | @param node: A Node object to fill
|
1039 | 095e71aa | René Nussbaumer | @return a copy of the node's ndparams with defaults filled
|
1040 | 095e71aa | René Nussbaumer |
|
1041 | 095e71aa | René Nussbaumer | """
|
1042 | 095e71aa | René Nussbaumer | return self.SimpleFillND(node.ndparams) |
1043 | 095e71aa | René Nussbaumer | |
1044 | 095e71aa | René Nussbaumer | def SimpleFillND(self, ndparams): |
1045 | 095e71aa | René Nussbaumer | """Fill a given ndparams dict with defaults.
|
1046 | 095e71aa | René Nussbaumer |
|
1047 | 095e71aa | René Nussbaumer | @type ndparams: dict
|
1048 | 095e71aa | René Nussbaumer | @param ndparams: the dict to fill
|
1049 | 095e71aa | René Nussbaumer | @rtype: dict
|
1050 | 095e71aa | René Nussbaumer | @return: a copy of the passed in ndparams with missing keys filled
|
1051 | e6e88de6 | Adeodato Simo | from the node group defaults
|
1052 | 095e71aa | René Nussbaumer |
|
1053 | 095e71aa | René Nussbaumer | """
|
1054 | 095e71aa | René Nussbaumer | return FillDict(self.ndparams, ndparams) |
1055 | 095e71aa | René Nussbaumer | |
1056 | 24a3707f | Guido Trotter | |
1057 | ec29fe40 | Iustin Pop | class Cluster(TaggableObject): |
1058 | a8083063 | Iustin Pop | """Config object representing the cluster."""
|
1059 | 154b9580 | Balazs Lecz | __slots__ = [ |
1060 | a8083063 | Iustin Pop | "serial_no",
|
1061 | a8083063 | Iustin Pop | "rsahostkeypub",
|
1062 | a8083063 | Iustin Pop | "highest_used_port",
|
1063 | b2fddf63 | Iustin Pop | "tcpudp_port_pool",
|
1064 | a8083063 | Iustin Pop | "mac_prefix",
|
1065 | a8083063 | Iustin Pop | "volume_group_name",
|
1066 | 999b183c | Iustin Pop | "reserved_lvs",
|
1067 | 9e33896b | Luca Bigliardi | "drbd_usermode_helper",
|
1068 | a8083063 | Iustin Pop | "default_bridge",
|
1069 | 02691904 | Alexander Schreiber | "default_hypervisor",
|
1070 | f6bd6e98 | Michael Hanselmann | "master_node",
|
1071 | f6bd6e98 | Michael Hanselmann | "master_ip",
|
1072 | f6bd6e98 | Michael Hanselmann | "master_netdev",
|
1073 | 5a8648eb | Andrea Spadaccini | "master_netmask",
|
1074 | f6bd6e98 | Michael Hanselmann | "cluster_name",
|
1075 | f6bd6e98 | Michael Hanselmann | "file_storage_dir",
|
1076 | 4b97f902 | Apollon Oikonomopoulos | "shared_file_storage_dir",
|
1077 | e69d05fd | Iustin Pop | "enabled_hypervisors",
|
1078 | 5bf7b5cf | Iustin Pop | "hvparams",
|
1079 | 17463d22 | René Nussbaumer | "os_hvp",
|
1080 | 5bf7b5cf | Iustin Pop | "beparams",
|
1081 | 1bdcbbab | Iustin Pop | "osparams",
|
1082 | c8fcde47 | Guido Trotter | "nicparams",
|
1083 | 095e71aa | René Nussbaumer | "ndparams",
|
1084 | 4b7735f9 | Iustin Pop | "candidate_pool_size",
|
1085 | b86a6bcd | Guido Trotter | "modify_etc_hosts",
|
1086 | b989b9d9 | Ken Wehr | "modify_ssh_setup",
|
1087 | 3953242f | Iustin Pop | "maintain_node_health",
|
1088 | 4437d889 | Balazs Lecz | "uid_pool",
|
1089 | bf4af505 | Apollon Oikonomopoulos | "default_iallocator",
|
1090 | 87b2cd45 | Iustin Pop | "hidden_os",
|
1091 | 87b2cd45 | Iustin Pop | "blacklisted_os",
|
1092 | 2f20d07b | Manuel Franceschini | "primary_ip_family",
|
1093 | 3d914585 | René Nussbaumer | "prealloc_wipe_disks",
|
1094 | e1dcc53a | Iustin Pop | ] + _TIMESTAMPS + _UUID |
1095 | a8083063 | Iustin Pop | |
1096 | b86a6bcd | Guido Trotter | def UpgradeConfig(self): |
1097 | b86a6bcd | Guido Trotter | """Fill defaults for missing configuration values.
|
1098 | b86a6bcd | Guido Trotter |
|
1099 | b86a6bcd | Guido Trotter | """
|
1100 | b459a848 | Andrea Spadaccini | # pylint: disable=E0203
|
1101 | fe267188 | Iustin Pop | # because these are "defined" via slots, not manually
|
1102 | c1b42c18 | Guido Trotter | if self.hvparams is None: |
1103 | c1b42c18 | Guido Trotter | self.hvparams = constants.HVC_DEFAULTS
|
1104 | c1b42c18 | Guido Trotter | else:
|
1105 | c1b42c18 | Guido Trotter | for hypervisor in self.hvparams: |
1106 | abe609b2 | Guido Trotter | self.hvparams[hypervisor] = FillDict(
|
1107 | c1b42c18 | Guido Trotter | constants.HVC_DEFAULTS[hypervisor], self.hvparams[hypervisor])
|
1108 | c1b42c18 | Guido Trotter | |
1109 | 17463d22 | René Nussbaumer | if self.os_hvp is None: |
1110 | 17463d22 | René Nussbaumer | self.os_hvp = {}
|
1111 | 17463d22 | René Nussbaumer | |
1112 | 1bdcbbab | Iustin Pop | # osparams added before 2.2
|
1113 | 1bdcbbab | Iustin Pop | if self.osparams is None: |
1114 | 1bdcbbab | Iustin Pop | self.osparams = {}
|
1115 | 1bdcbbab | Iustin Pop | |
1116 | 095e71aa | René Nussbaumer | if self.ndparams is None: |
1117 | 095e71aa | René Nussbaumer | self.ndparams = constants.NDC_DEFAULTS
|
1118 | 095e71aa | René Nussbaumer | |
1119 | 6e34b628 | Guido Trotter | self.beparams = UpgradeGroupedParams(self.beparams, |
1120 | 6e34b628 | Guido Trotter | constants.BEC_DEFAULTS) |
1121 | c8fcde47 | Guido Trotter | migrate_default_bridge = not self.nicparams |
1122 | c8fcde47 | Guido Trotter | self.nicparams = UpgradeGroupedParams(self.nicparams, |
1123 | c8fcde47 | Guido Trotter | constants.NICC_DEFAULTS) |
1124 | c8fcde47 | Guido Trotter | if migrate_default_bridge:
|
1125 | c8fcde47 | Guido Trotter | self.nicparams[constants.PP_DEFAULT][constants.NIC_LINK] = \
|
1126 | c8fcde47 | Guido Trotter | self.default_bridge
|
1127 | c1b42c18 | Guido Trotter | |
1128 | b86a6bcd | Guido Trotter | if self.modify_etc_hosts is None: |
1129 | b86a6bcd | Guido Trotter | self.modify_etc_hosts = True |
1130 | b86a6bcd | Guido Trotter | |
1131 | b989b9d9 | Ken Wehr | if self.modify_ssh_setup is None: |
1132 | b989b9d9 | Ken Wehr | self.modify_ssh_setup = True |
1133 | b989b9d9 | Ken Wehr | |
1134 | 73f1d185 | Stephen Shirley | # default_bridge is no longer used in 2.1. The slot is left there to
|
1135 | 90d118fd | Guido Trotter | # support auto-upgrading. It can be removed once we decide to deprecate
|
1136 | 90d118fd | Guido Trotter | # upgrading straight from 2.0.
|
1137 | 9b31ca85 | Guido Trotter | if self.default_bridge is not None: |
1138 | 9b31ca85 | Guido Trotter | self.default_bridge = None |
1139 | 9b31ca85 | Guido Trotter | |
1140 | 90d118fd | Guido Trotter | # default_hypervisor is just the first enabled one in 2.1. This slot and
|
1141 | 90d118fd | Guido Trotter | # code can be removed once upgrading straight from 2.0 is deprecated.
|
1142 | 066f465d | Guido Trotter | if self.default_hypervisor is not None: |
1143 | 016d04b3 | Michael Hanselmann | self.enabled_hypervisors = ([self.default_hypervisor] + |
1144 | 066f465d | Guido Trotter | [hvname for hvname in self.enabled_hypervisors |
1145 | 016d04b3 | Michael Hanselmann | if hvname != self.default_hypervisor]) |
1146 | 066f465d | Guido Trotter | self.default_hypervisor = None |
1147 | 066f465d | Guido Trotter | |
1148 | 3953242f | Iustin Pop | # maintain_node_health added after 2.1.1
|
1149 | 3953242f | Iustin Pop | if self.maintain_node_health is None: |
1150 | 3953242f | Iustin Pop | self.maintain_node_health = False |
1151 | 3953242f | Iustin Pop | |
1152 | 4437d889 | Balazs Lecz | if self.uid_pool is None: |
1153 | 4437d889 | Balazs Lecz | self.uid_pool = []
|
1154 | 4437d889 | Balazs Lecz | |
1155 | bf4af505 | Apollon Oikonomopoulos | if self.default_iallocator is None: |
1156 | bf4af505 | Apollon Oikonomopoulos | self.default_iallocator = "" |
1157 | bf4af505 | Apollon Oikonomopoulos | |
1158 | 999b183c | Iustin Pop | # reserved_lvs added before 2.2
|
1159 | 999b183c | Iustin Pop | if self.reserved_lvs is None: |
1160 | 999b183c | Iustin Pop | self.reserved_lvs = []
|
1161 | 999b183c | Iustin Pop | |
1162 | 546b1111 | Iustin Pop | # hidden and blacklisted operating systems added before 2.2.1
|
1163 | 87b2cd45 | Iustin Pop | if self.hidden_os is None: |
1164 | 87b2cd45 | Iustin Pop | self.hidden_os = []
|
1165 | 546b1111 | Iustin Pop | |
1166 | 87b2cd45 | Iustin Pop | if self.blacklisted_os is None: |
1167 | 87b2cd45 | Iustin Pop | self.blacklisted_os = []
|
1168 | 546b1111 | Iustin Pop | |
1169 | f4c9af7a | Guido Trotter | # primary_ip_family added before 2.3
|
1170 | f4c9af7a | Guido Trotter | if self.primary_ip_family is None: |
1171 | f4c9af7a | Guido Trotter | self.primary_ip_family = AF_INET
|
1172 | f4c9af7a | Guido Trotter | |
1173 | 3d914585 | René Nussbaumer | if self.prealloc_wipe_disks is None: |
1174 | 3d914585 | René Nussbaumer | self.prealloc_wipe_disks = False |
1175 | 3d914585 | René Nussbaumer | |
1176 | e8f472d1 | Iustin Pop | # shared_file_storage_dir added before 2.5
|
1177 | e8f472d1 | Iustin Pop | if self.shared_file_storage_dir is None: |
1178 | e8f472d1 | Iustin Pop | self.shared_file_storage_dir = "" |
1179 | e8f472d1 | Iustin Pop | |
1180 | 319856a9 | Michael Hanselmann | def ToDict(self): |
1181 | 319856a9 | Michael Hanselmann | """Custom function for cluster.
|
1182 | 319856a9 | Michael Hanselmann |
|
1183 | 319856a9 | Michael Hanselmann | """
|
1184 | b60ae2ca | Iustin Pop | mydict = super(Cluster, self).ToDict() |
1185 | 319856a9 | Michael Hanselmann | mydict["tcpudp_port_pool"] = list(self.tcpudp_port_pool) |
1186 | 319856a9 | Michael Hanselmann | return mydict
|
1187 | 319856a9 | Michael Hanselmann | |
1188 | 319856a9 | Michael Hanselmann | @classmethod
|
1189 | 319856a9 | Michael Hanselmann | def FromDict(cls, val): |
1190 | 319856a9 | Michael Hanselmann | """Custom function for cluster.
|
1191 | 319856a9 | Michael Hanselmann |
|
1192 | 319856a9 | Michael Hanselmann | """
|
1193 | b60ae2ca | Iustin Pop | obj = super(Cluster, cls).FromDict(val)
|
1194 | 319856a9 | Michael Hanselmann | if not isinstance(obj.tcpudp_port_pool, set): |
1195 | 319856a9 | Michael Hanselmann | obj.tcpudp_port_pool = set(obj.tcpudp_port_pool)
|
1196 | 319856a9 | Michael Hanselmann | return obj
|
1197 | 319856a9 | Michael Hanselmann | |
1198 | d63479b5 | Iustin Pop | def GetHVDefaults(self, hypervisor, os_name=None, skip_keys=None): |
1199 | d63479b5 | Iustin Pop | """Get the default hypervisor parameters for the cluster.
|
1200 | d63479b5 | Iustin Pop |
|
1201 | d63479b5 | Iustin Pop | @param hypervisor: the hypervisor name
|
1202 | d63479b5 | Iustin Pop | @param os_name: if specified, we'll also update the defaults for this OS
|
1203 | d63479b5 | Iustin Pop | @param skip_keys: if passed, list of keys not to use
|
1204 | d63479b5 | Iustin Pop | @return: the defaults dict
|
1205 | d63479b5 | Iustin Pop |
|
1206 | d63479b5 | Iustin Pop | """
|
1207 | d63479b5 | Iustin Pop | if skip_keys is None: |
1208 | d63479b5 | Iustin Pop | skip_keys = [] |
1209 | d63479b5 | Iustin Pop | |
1210 | d63479b5 | Iustin Pop | fill_stack = [self.hvparams.get(hypervisor, {})]
|
1211 | d63479b5 | Iustin Pop | if os_name is not None: |
1212 | d63479b5 | Iustin Pop | os_hvp = self.os_hvp.get(os_name, {}).get(hypervisor, {})
|
1213 | d63479b5 | Iustin Pop | fill_stack.append(os_hvp) |
1214 | d63479b5 | Iustin Pop | |
1215 | d63479b5 | Iustin Pop | ret_dict = {} |
1216 | d63479b5 | Iustin Pop | for o_dict in fill_stack: |
1217 | d63479b5 | Iustin Pop | ret_dict = FillDict(ret_dict, o_dict, skip_keys=skip_keys) |
1218 | d63479b5 | Iustin Pop | |
1219 | d63479b5 | Iustin Pop | return ret_dict
|
1220 | d63479b5 | Iustin Pop | |
1221 | 73e0328b | Iustin Pop | def SimpleFillHV(self, hv_name, os_name, hvparams, skip_globals=False): |
1222 | 73e0328b | Iustin Pop | """Fill a given hvparams dict with cluster defaults.
|
1223 | 73e0328b | Iustin Pop |
|
1224 | 73e0328b | Iustin Pop | @type hv_name: string
|
1225 | 73e0328b | Iustin Pop | @param hv_name: the hypervisor to use
|
1226 | 73e0328b | Iustin Pop | @type os_name: string
|
1227 | 73e0328b | Iustin Pop | @param os_name: the OS to use for overriding the hypervisor defaults
|
1228 | 73e0328b | Iustin Pop | @type skip_globals: boolean
|
1229 | 73e0328b | Iustin Pop | @param skip_globals: if True, the global hypervisor parameters will
|
1230 | 73e0328b | Iustin Pop | not be filled
|
1231 | 73e0328b | Iustin Pop | @rtype: dict
|
1232 | 73e0328b | Iustin Pop | @return: a copy of the given hvparams with missing keys filled from
|
1233 | 73e0328b | Iustin Pop | the cluster defaults
|
1234 | 73e0328b | Iustin Pop |
|
1235 | 73e0328b | Iustin Pop | """
|
1236 | 73e0328b | Iustin Pop | if skip_globals:
|
1237 | 73e0328b | Iustin Pop | skip_keys = constants.HVC_GLOBALS |
1238 | 73e0328b | Iustin Pop | else:
|
1239 | 73e0328b | Iustin Pop | skip_keys = [] |
1240 | 73e0328b | Iustin Pop | |
1241 | 73e0328b | Iustin Pop | def_dict = self.GetHVDefaults(hv_name, os_name, skip_keys=skip_keys)
|
1242 | 73e0328b | Iustin Pop | return FillDict(def_dict, hvparams, skip_keys=skip_keys)
|
1243 | d63479b5 | Iustin Pop | |
1244 | 7736a5f2 | Iustin Pop | def FillHV(self, instance, skip_globals=False): |
1245 | 73e0328b | Iustin Pop | """Fill an instance's hvparams dict with cluster defaults.
|
1246 | 5bf7b5cf | Iustin Pop |
|
1247 | a2a24f4c | Guido Trotter | @type instance: L{objects.Instance}
|
1248 | 5bf7b5cf | Iustin Pop | @param instance: the instance parameter to fill
|
1249 | 7736a5f2 | Iustin Pop | @type skip_globals: boolean
|
1250 | 7736a5f2 | Iustin Pop | @param skip_globals: if True, the global hypervisor parameters will
|
1251 | 7736a5f2 | Iustin Pop | not be filled
|
1252 | 5bf7b5cf | Iustin Pop | @rtype: dict
|
1253 | 5bf7b5cf | Iustin Pop | @return: a copy of the instance's hvparams with missing keys filled from
|
1254 | 5bf7b5cf | Iustin Pop | the cluster defaults
|
1255 | 5bf7b5cf | Iustin Pop |
|
1256 | 5bf7b5cf | Iustin Pop | """
|
1257 | 73e0328b | Iustin Pop | return self.SimpleFillHV(instance.hypervisor, instance.os, |
1258 | 73e0328b | Iustin Pop | instance.hvparams, skip_globals) |
1259 | 17463d22 | René Nussbaumer | |
1260 | 73e0328b | Iustin Pop | def SimpleFillBE(self, beparams): |
1261 | 73e0328b | Iustin Pop | """Fill a given beparams dict with cluster defaults.
|
1262 | 73e0328b | Iustin Pop |
|
1263 | 06596a60 | Guido Trotter | @type beparams: dict
|
1264 | 06596a60 | Guido Trotter | @param beparams: the dict to fill
|
1265 | 73e0328b | Iustin Pop | @rtype: dict
|
1266 | 73e0328b | Iustin Pop | @return: a copy of the passed in beparams with missing keys filled
|
1267 | 73e0328b | Iustin Pop | from the cluster defaults
|
1268 | 73e0328b | Iustin Pop |
|
1269 | 73e0328b | Iustin Pop | """
|
1270 | 73e0328b | Iustin Pop | return FillDict(self.beparams.get(constants.PP_DEFAULT, {}), beparams) |
1271 | 5bf7b5cf | Iustin Pop | |
1272 | 5bf7b5cf | Iustin Pop | def FillBE(self, instance): |
1273 | 73e0328b | Iustin Pop | """Fill an instance's beparams dict with cluster defaults.
|
1274 | 5bf7b5cf | Iustin Pop |
|
1275 | a2a24f4c | Guido Trotter | @type instance: L{objects.Instance}
|
1276 | 5bf7b5cf | Iustin Pop | @param instance: the instance parameter to fill
|
1277 | 5bf7b5cf | Iustin Pop | @rtype: dict
|
1278 | 5bf7b5cf | Iustin Pop | @return: a copy of the instance's beparams with missing keys filled from
|
1279 | 5bf7b5cf | Iustin Pop | the cluster defaults
|
1280 | 5bf7b5cf | Iustin Pop |
|
1281 | 5bf7b5cf | Iustin Pop | """
|
1282 | 73e0328b | Iustin Pop | return self.SimpleFillBE(instance.beparams) |
1283 | 73e0328b | Iustin Pop | |
1284 | 73e0328b | Iustin Pop | def SimpleFillNIC(self, nicparams): |
1285 | 73e0328b | Iustin Pop | """Fill a given nicparams dict with cluster defaults.
|
1286 | 73e0328b | Iustin Pop |
|
1287 | 06596a60 | Guido Trotter | @type nicparams: dict
|
1288 | 06596a60 | Guido Trotter | @param nicparams: the dict to fill
|
1289 | 73e0328b | Iustin Pop | @rtype: dict
|
1290 | 73e0328b | Iustin Pop | @return: a copy of the passed in nicparams with missing keys filled
|
1291 | 73e0328b | Iustin Pop | from the cluster defaults
|
1292 | 73e0328b | Iustin Pop |
|
1293 | 73e0328b | Iustin Pop | """
|
1294 | 73e0328b | Iustin Pop | return FillDict(self.nicparams.get(constants.PP_DEFAULT, {}), nicparams) |
1295 | 5bf7b5cf | Iustin Pop | |
1296 | 1bdcbbab | Iustin Pop | def SimpleFillOS(self, os_name, os_params): |
1297 | 1bdcbbab | Iustin Pop | """Fill an instance's osparams dict with cluster defaults.
|
1298 | 1bdcbbab | Iustin Pop |
|
1299 | 1bdcbbab | Iustin Pop | @type os_name: string
|
1300 | 1bdcbbab | Iustin Pop | @param os_name: the OS name to use
|
1301 | 1bdcbbab | Iustin Pop | @type os_params: dict
|
1302 | 1bdcbbab | Iustin Pop | @param os_params: the dict to fill with default values
|
1303 | 1bdcbbab | Iustin Pop | @rtype: dict
|
1304 | 1bdcbbab | Iustin Pop | @return: a copy of the instance's osparams with missing keys filled from
|
1305 | 1bdcbbab | Iustin Pop | the cluster defaults
|
1306 | 1bdcbbab | Iustin Pop |
|
1307 | 1bdcbbab | Iustin Pop | """
|
1308 | 1bdcbbab | Iustin Pop | name_only = os_name.split("+", 1)[0] |
1309 | 1bdcbbab | Iustin Pop | # base OS
|
1310 | 1bdcbbab | Iustin Pop | result = self.osparams.get(name_only, {})
|
1311 | 1bdcbbab | Iustin Pop | # OS with variant
|
1312 | 1bdcbbab | Iustin Pop | result = FillDict(result, self.osparams.get(os_name, {}))
|
1313 | 1bdcbbab | Iustin Pop | # specified params
|
1314 | 1bdcbbab | Iustin Pop | return FillDict(result, os_params)
|
1315 | 1bdcbbab | Iustin Pop | |
1316 | 095e71aa | René Nussbaumer | def FillND(self, node, nodegroup): |
1317 | ce523de1 | Michael Hanselmann | """Return filled out ndparams for L{objects.NodeGroup} and L{objects.Node}
|
1318 | 095e71aa | René Nussbaumer |
|
1319 | 095e71aa | René Nussbaumer | @type node: L{objects.Node}
|
1320 | 095e71aa | René Nussbaumer | @param node: A Node object to fill
|
1321 | 095e71aa | René Nussbaumer | @type nodegroup: L{objects.NodeGroup}
|
1322 | 095e71aa | René Nussbaumer | @param nodegroup: A Node object to fill
|
1323 | 095e71aa | René Nussbaumer | @return a copy of the node's ndparams with defaults filled
|
1324 | 095e71aa | René Nussbaumer |
|
1325 | 095e71aa | René Nussbaumer | """
|
1326 | 095e71aa | René Nussbaumer | return self.SimpleFillND(nodegroup.FillND(node)) |
1327 | 095e71aa | René Nussbaumer | |
1328 | 095e71aa | René Nussbaumer | def SimpleFillND(self, ndparams): |
1329 | 095e71aa | René Nussbaumer | """Fill a given ndparams dict with defaults.
|
1330 | 095e71aa | René Nussbaumer |
|
1331 | 095e71aa | René Nussbaumer | @type ndparams: dict
|
1332 | 095e71aa | René Nussbaumer | @param ndparams: the dict to fill
|
1333 | 095e71aa | René Nussbaumer | @rtype: dict
|
1334 | 095e71aa | René Nussbaumer | @return: a copy of the passed in ndparams with missing keys filled
|
1335 | 095e71aa | René Nussbaumer | from the cluster defaults
|
1336 | 095e71aa | René Nussbaumer |
|
1337 | 095e71aa | René Nussbaumer | """
|
1338 | 095e71aa | René Nussbaumer | return FillDict(self.ndparams, ndparams) |
1339 | 095e71aa | René Nussbaumer | |
1340 | 5c947f38 | Iustin Pop | |
1341 | 96acbc09 | Michael Hanselmann | class BlockDevStatus(ConfigObject): |
1342 | 96acbc09 | Michael Hanselmann | """Config object representing the status of a block device."""
|
1343 | 96acbc09 | Michael Hanselmann | __slots__ = [ |
1344 | 96acbc09 | Michael Hanselmann | "dev_path",
|
1345 | 96acbc09 | Michael Hanselmann | "major",
|
1346 | 96acbc09 | Michael Hanselmann | "minor",
|
1347 | 96acbc09 | Michael Hanselmann | "sync_percent",
|
1348 | 96acbc09 | Michael Hanselmann | "estimated_time",
|
1349 | 96acbc09 | Michael Hanselmann | "is_degraded",
|
1350 | f208978a | Michael Hanselmann | "ldisk_status",
|
1351 | 96acbc09 | Michael Hanselmann | ] |
1352 | 96acbc09 | Michael Hanselmann | |
1353 | 96acbc09 | Michael Hanselmann | |
1354 | 2d76b580 | Michael Hanselmann | class ImportExportStatus(ConfigObject): |
1355 | 2d76b580 | Michael Hanselmann | """Config object representing the status of an import or export."""
|
1356 | 2d76b580 | Michael Hanselmann | __slots__ = [ |
1357 | 2d76b580 | Michael Hanselmann | "recent_output",
|
1358 | 2d76b580 | Michael Hanselmann | "listen_port",
|
1359 | 2d76b580 | Michael Hanselmann | "connected",
|
1360 | c08d76f5 | Michael Hanselmann | "progress_mbytes",
|
1361 | c08d76f5 | Michael Hanselmann | "progress_throughput",
|
1362 | c08d76f5 | Michael Hanselmann | "progress_eta",
|
1363 | c08d76f5 | Michael Hanselmann | "progress_percent",
|
1364 | 2d76b580 | Michael Hanselmann | "exit_status",
|
1365 | 2d76b580 | Michael Hanselmann | "error_message",
|
1366 | 2d76b580 | Michael Hanselmann | ] + _TIMESTAMPS |
1367 | 2d76b580 | Michael Hanselmann | |
1368 | 2d76b580 | Michael Hanselmann | |
1369 | eb630f50 | Michael Hanselmann | class ImportExportOptions(ConfigObject): |
1370 | eb630f50 | Michael Hanselmann | """Options for import/export daemon
|
1371 | eb630f50 | Michael Hanselmann |
|
1372 | eb630f50 | Michael Hanselmann | @ivar key_name: X509 key name (None for cluster certificate)
|
1373 | eb630f50 | Michael Hanselmann | @ivar ca_pem: Remote peer CA in PEM format (None for cluster certificate)
|
1374 | a5310c2a | Michael Hanselmann | @ivar compress: Compression method (one of L{constants.IEC_ALL})
|
1375 | af1d39b1 | Michael Hanselmann | @ivar magic: Used to ensure the connection goes to the right disk
|
1376 | 855d2fc7 | Michael Hanselmann | @ivar ipv6: Whether to use IPv6
|
1377 | 4478301b | Michael Hanselmann | @ivar connect_timeout: Number of seconds for establishing connection
|
1378 | eb630f50 | Michael Hanselmann |
|
1379 | eb630f50 | Michael Hanselmann | """
|
1380 | eb630f50 | Michael Hanselmann | __slots__ = [ |
1381 | eb630f50 | Michael Hanselmann | "key_name",
|
1382 | eb630f50 | Michael Hanselmann | "ca_pem",
|
1383 | a5310c2a | Michael Hanselmann | "compress",
|
1384 | af1d39b1 | Michael Hanselmann | "magic",
|
1385 | 855d2fc7 | Michael Hanselmann | "ipv6",
|
1386 | 4478301b | Michael Hanselmann | "connect_timeout",
|
1387 | eb630f50 | Michael Hanselmann | ] |
1388 | eb630f50 | Michael Hanselmann | |
1389 | eb630f50 | Michael Hanselmann | |
1390 | 18d750b9 | Guido Trotter | class ConfdRequest(ConfigObject): |
1391 | 18d750b9 | Guido Trotter | """Object holding a confd request.
|
1392 | 18d750b9 | Guido Trotter |
|
1393 | 18d750b9 | Guido Trotter | @ivar protocol: confd protocol version
|
1394 | 18d750b9 | Guido Trotter | @ivar type: confd query type
|
1395 | 18d750b9 | Guido Trotter | @ivar query: query request
|
1396 | 18d750b9 | Guido Trotter | @ivar rsalt: requested reply salt
|
1397 | 18d750b9 | Guido Trotter |
|
1398 | 18d750b9 | Guido Trotter | """
|
1399 | 18d750b9 | Guido Trotter | __slots__ = [ |
1400 | 18d750b9 | Guido Trotter | "protocol",
|
1401 | 18d750b9 | Guido Trotter | "type",
|
1402 | 18d750b9 | Guido Trotter | "query",
|
1403 | 18d750b9 | Guido Trotter | "rsalt",
|
1404 | 18d750b9 | Guido Trotter | ] |
1405 | 18d750b9 | Guido Trotter | |
1406 | 18d750b9 | Guido Trotter | |
1407 | 18d750b9 | Guido Trotter | class ConfdReply(ConfigObject): |
1408 | 18d750b9 | Guido Trotter | """Object holding a confd reply.
|
1409 | 18d750b9 | Guido Trotter |
|
1410 | 18d750b9 | Guido Trotter | @ivar protocol: confd protocol version
|
1411 | 18d750b9 | Guido Trotter | @ivar status: reply status code (ok, error)
|
1412 | 18d750b9 | Guido Trotter | @ivar answer: confd query reply
|
1413 | 18d750b9 | Guido Trotter | @ivar serial: configuration serial number
|
1414 | 18d750b9 | Guido Trotter |
|
1415 | 18d750b9 | Guido Trotter | """
|
1416 | 18d750b9 | Guido Trotter | __slots__ = [ |
1417 | 18d750b9 | Guido Trotter | "protocol",
|
1418 | 18d750b9 | Guido Trotter | "status",
|
1419 | 18d750b9 | Guido Trotter | "answer",
|
1420 | 18d750b9 | Guido Trotter | "serial",
|
1421 | 18d750b9 | Guido Trotter | ] |
1422 | 18d750b9 | Guido Trotter | |
1423 | 18d750b9 | Guido Trotter | |
1424 | 707f23b5 | Michael Hanselmann | class QueryFieldDefinition(ConfigObject): |
1425 | 707f23b5 | Michael Hanselmann | """Object holding a query field definition.
|
1426 | 707f23b5 | Michael Hanselmann |
|
1427 | 24d6d3e2 | Michael Hanselmann | @ivar name: Field name
|
1428 | 707f23b5 | Michael Hanselmann | @ivar title: Human-readable title
|
1429 | 707f23b5 | Michael Hanselmann | @ivar kind: Field type
|
1430 | 1ae17369 | Michael Hanselmann | @ivar doc: Human-readable description
|
1431 | 707f23b5 | Michael Hanselmann |
|
1432 | 707f23b5 | Michael Hanselmann | """
|
1433 | 707f23b5 | Michael Hanselmann | __slots__ = [ |
1434 | 707f23b5 | Michael Hanselmann | "name",
|
1435 | 707f23b5 | Michael Hanselmann | "title",
|
1436 | 707f23b5 | Michael Hanselmann | "kind",
|
1437 | 1ae17369 | Michael Hanselmann | "doc",
|
1438 | 707f23b5 | Michael Hanselmann | ] |
1439 | 707f23b5 | Michael Hanselmann | |
1440 | 707f23b5 | Michael Hanselmann | |
1441 | 0538c375 | Michael Hanselmann | class _QueryResponseBase(ConfigObject): |
1442 | 0538c375 | Michael Hanselmann | __slots__ = [ |
1443 | 0538c375 | Michael Hanselmann | "fields",
|
1444 | 0538c375 | Michael Hanselmann | ] |
1445 | 0538c375 | Michael Hanselmann | |
1446 | 0538c375 | Michael Hanselmann | def ToDict(self): |
1447 | 0538c375 | Michael Hanselmann | """Custom function for serializing.
|
1448 | 0538c375 | Michael Hanselmann |
|
1449 | 0538c375 | Michael Hanselmann | """
|
1450 | 0538c375 | Michael Hanselmann | mydict = super(_QueryResponseBase, self).ToDict() |
1451 | 0538c375 | Michael Hanselmann | mydict["fields"] = self._ContainerToDicts(mydict["fields"]) |
1452 | 0538c375 | Michael Hanselmann | return mydict
|
1453 | 0538c375 | Michael Hanselmann | |
1454 | 0538c375 | Michael Hanselmann | @classmethod
|
1455 | 0538c375 | Michael Hanselmann | def FromDict(cls, val): |
1456 | 0538c375 | Michael Hanselmann | """Custom function for de-serializing.
|
1457 | 0538c375 | Michael Hanselmann |
|
1458 | 0538c375 | Michael Hanselmann | """
|
1459 | 0538c375 | Michael Hanselmann | obj = super(_QueryResponseBase, cls).FromDict(val)
|
1460 | 0538c375 | Michael Hanselmann | obj.fields = cls._ContainerFromDicts(obj.fields, list, QueryFieldDefinition)
|
1461 | 0538c375 | Michael Hanselmann | return obj
|
1462 | 0538c375 | Michael Hanselmann | |
1463 | 0538c375 | Michael Hanselmann | |
1464 | 24d6d3e2 | Michael Hanselmann | class QueryRequest(ConfigObject): |
1465 | 24d6d3e2 | Michael Hanselmann | """Object holding a query request.
|
1466 | 24d6d3e2 | Michael Hanselmann |
|
1467 | 24d6d3e2 | Michael Hanselmann | """
|
1468 | 24d6d3e2 | Michael Hanselmann | __slots__ = [ |
1469 | 24d6d3e2 | Michael Hanselmann | "what",
|
1470 | 24d6d3e2 | Michael Hanselmann | "fields",
|
1471 | 24d6d3e2 | Michael Hanselmann | "filter",
|
1472 | 24d6d3e2 | Michael Hanselmann | ] |
1473 | 24d6d3e2 | Michael Hanselmann | |
1474 | 24d6d3e2 | Michael Hanselmann | |
1475 | 0538c375 | Michael Hanselmann | class QueryResponse(_QueryResponseBase): |
1476 | 24d6d3e2 | Michael Hanselmann | """Object holding the response to a query.
|
1477 | 24d6d3e2 | Michael Hanselmann |
|
1478 | 24d6d3e2 | Michael Hanselmann | @ivar fields: List of L{QueryFieldDefinition} objects
|
1479 | 24d6d3e2 | Michael Hanselmann | @ivar data: Requested data
|
1480 | 24d6d3e2 | Michael Hanselmann |
|
1481 | 24d6d3e2 | Michael Hanselmann | """
|
1482 | 24d6d3e2 | Michael Hanselmann | __slots__ = [ |
1483 | 24d6d3e2 | Michael Hanselmann | "data",
|
1484 | 24d6d3e2 | Michael Hanselmann | ] |
1485 | 24d6d3e2 | Michael Hanselmann | |
1486 | 24d6d3e2 | Michael Hanselmann | |
1487 | 24d6d3e2 | Michael Hanselmann | class QueryFieldsRequest(ConfigObject): |
1488 | 24d6d3e2 | Michael Hanselmann | """Object holding a request for querying available fields.
|
1489 | 24d6d3e2 | Michael Hanselmann |
|
1490 | 24d6d3e2 | Michael Hanselmann | """
|
1491 | 24d6d3e2 | Michael Hanselmann | __slots__ = [ |
1492 | 24d6d3e2 | Michael Hanselmann | "what",
|
1493 | 24d6d3e2 | Michael Hanselmann | "fields",
|
1494 | 24d6d3e2 | Michael Hanselmann | ] |
1495 | 24d6d3e2 | Michael Hanselmann | |
1496 | 24d6d3e2 | Michael Hanselmann | |
1497 | 0538c375 | Michael Hanselmann | class QueryFieldsResponse(_QueryResponseBase): |
1498 | 24d6d3e2 | Michael Hanselmann | """Object holding the response to a query for fields.
|
1499 | 24d6d3e2 | Michael Hanselmann |
|
1500 | 24d6d3e2 | Michael Hanselmann | @ivar fields: List of L{QueryFieldDefinition} objects
|
1501 | 24d6d3e2 | Michael Hanselmann |
|
1502 | 24d6d3e2 | Michael Hanselmann | """
|
1503 | 24d6d3e2 | Michael Hanselmann | __slots__ = [ |
1504 | 24d6d3e2 | Michael Hanselmann | ] |
1505 | 24d6d3e2 | Michael Hanselmann | |
1506 | 24d6d3e2 | Michael Hanselmann | |
1507 | 6a1434d7 | Andrea Spadaccini | class MigrationStatus(ConfigObject): |
1508 | 6a1434d7 | Andrea Spadaccini | """Object holding the status of a migration.
|
1509 | 6a1434d7 | Andrea Spadaccini |
|
1510 | 6a1434d7 | Andrea Spadaccini | """
|
1511 | 6a1434d7 | Andrea Spadaccini | __slots__ = [ |
1512 | 6a1434d7 | Andrea Spadaccini | "status",
|
1513 | 6a1434d7 | Andrea Spadaccini | "transferred_ram",
|
1514 | 6a1434d7 | Andrea Spadaccini | "total_ram",
|
1515 | 6a1434d7 | Andrea Spadaccini | ] |
1516 | 6a1434d7 | Andrea Spadaccini | |
1517 | 6a1434d7 | Andrea Spadaccini | |
1518 | 25ce3ec4 | Michael Hanselmann | class InstanceConsole(ConfigObject): |
1519 | 25ce3ec4 | Michael Hanselmann | """Object describing how to access the console of an instance.
|
1520 | 25ce3ec4 | Michael Hanselmann |
|
1521 | 25ce3ec4 | Michael Hanselmann | """
|
1522 | 25ce3ec4 | Michael Hanselmann | __slots__ = [ |
1523 | 25ce3ec4 | Michael Hanselmann | "instance",
|
1524 | 25ce3ec4 | Michael Hanselmann | "kind",
|
1525 | 25ce3ec4 | Michael Hanselmann | "message",
|
1526 | 25ce3ec4 | Michael Hanselmann | "host",
|
1527 | 25ce3ec4 | Michael Hanselmann | "port",
|
1528 | 25ce3ec4 | Michael Hanselmann | "user",
|
1529 | 25ce3ec4 | Michael Hanselmann | "command",
|
1530 | 25ce3ec4 | Michael Hanselmann | "display",
|
1531 | 25ce3ec4 | Michael Hanselmann | ] |
1532 | 25ce3ec4 | Michael Hanselmann | |
1533 | 25ce3ec4 | Michael Hanselmann | def Validate(self): |
1534 | 25ce3ec4 | Michael Hanselmann | """Validates contents of this object.
|
1535 | 25ce3ec4 | Michael Hanselmann |
|
1536 | 25ce3ec4 | Michael Hanselmann | """
|
1537 | 25ce3ec4 | Michael Hanselmann | assert self.kind in constants.CONS_ALL, "Unknown console type" |
1538 | 25ce3ec4 | Michael Hanselmann | assert self.instance, "Missing instance name" |
1539 | 4d2cdb5a | Andrea Spadaccini | assert self.message or self.kind in [constants.CONS_SSH, |
1540 | 4d2cdb5a | Andrea Spadaccini | constants.CONS_SPICE, |
1541 | 4d2cdb5a | Andrea Spadaccini | constants.CONS_VNC] |
1542 | 25ce3ec4 | Michael Hanselmann | assert self.host or self.kind == constants.CONS_MESSAGE |
1543 | 25ce3ec4 | Michael Hanselmann | assert self.port or self.kind in [constants.CONS_MESSAGE, |
1544 | 25ce3ec4 | Michael Hanselmann | constants.CONS_SSH] |
1545 | 25ce3ec4 | Michael Hanselmann | assert self.user or self.kind in [constants.CONS_MESSAGE, |
1546 | 4d2cdb5a | Andrea Spadaccini | constants.CONS_SPICE, |
1547 | 25ce3ec4 | Michael Hanselmann | constants.CONS_VNC] |
1548 | 25ce3ec4 | Michael Hanselmann | assert self.command or self.kind in [constants.CONS_MESSAGE, |
1549 | 4d2cdb5a | Andrea Spadaccini | constants.CONS_SPICE, |
1550 | 25ce3ec4 | Michael Hanselmann | constants.CONS_VNC] |
1551 | 25ce3ec4 | Michael Hanselmann | assert self.display or self.kind in [constants.CONS_MESSAGE, |
1552 | 4d2cdb5a | Andrea Spadaccini | constants.CONS_SPICE, |
1553 | 25ce3ec4 | Michael Hanselmann | constants.CONS_SSH] |
1554 | 25ce3ec4 | Michael Hanselmann | return True |
1555 | 25ce3ec4 | Michael Hanselmann | |
1556 | 25ce3ec4 | Michael Hanselmann | |
1557 | a8083063 | Iustin Pop | class SerializableConfigParser(ConfigParser.SafeConfigParser): |
1558 | a8083063 | Iustin Pop | """Simple wrapper over ConfigParse that allows serialization.
|
1559 | a8083063 | Iustin Pop |
|
1560 | a8083063 | Iustin Pop | This class is basically ConfigParser.SafeConfigParser with two
|
1561 | a8083063 | Iustin Pop | additional methods that allow it to serialize/unserialize to/from a
|
1562 | a8083063 | Iustin Pop | buffer.
|
1563 | a8083063 | Iustin Pop |
|
1564 | a8083063 | Iustin Pop | """
|
1565 | a8083063 | Iustin Pop | def Dumps(self): |
1566 | a8083063 | Iustin Pop | """Dump this instance and return the string representation."""
|
1567 | a8083063 | Iustin Pop | buf = StringIO() |
1568 | a8083063 | Iustin Pop | self.write(buf)
|
1569 | a8083063 | Iustin Pop | return buf.getvalue()
|
1570 | a8083063 | Iustin Pop | |
1571 | b39bf4bb | Guido Trotter | @classmethod
|
1572 | b39bf4bb | Guido Trotter | def Loads(cls, data): |
1573 | a8083063 | Iustin Pop | """Load data from a string."""
|
1574 | a8083063 | Iustin Pop | buf = StringIO(data) |
1575 | b39bf4bb | Guido Trotter | cfp = cls() |
1576 | a8083063 | Iustin Pop | cfp.readfp(buf) |
1577 | a8083063 | Iustin Pop | return cfp |